Vajjhala, N.R., & Strang, K.D. (2025). Project Management for European, Asian and African Practitioners - Theory and Technique Examples in Selected Professions. Part of Information Systems Engineering and Management Series. Springer Cham, Switzerland. ISBN: 978-3-031-77805-6. Link: https://link.springer.com/book/9783031778056

Strang, K.D. & Vajjhala, N.R. (2025). International Program and Project Management - Best Practices in Selected Industries. Part of Information Systems Engineering and Management Series. Springer Cham, Switzerland. ISBN: 978-3-031-80274-4. Link: https://link.springer.com/book/9783031802744

Ajibesin, A.A. & Vajjhala, N.R.  (2024). AI for Humanitarianism: Fostering Social Change Through Emerging Technologies. Volume in Chapman & Hall/CRC Artificial Intelligence and Robotics Series. CRC Press- Taylor & Francis. Taylor & Francis Catalog #: T116283, ISBN: 978-1-032-74839-9. Link: https://www.narasimharao.net/aih

Fonkam, M. & Vajjhala, N.R. (2024), Revolutionizing Curricula Through Computational Thinking, Logic, and Problem Solving, IGI Publications, Indexed in Scopus. DOI: 10.4018/979-8-3693-1974-1, ISBN13: 9798369319741. Link: https://www.igi-global.com/book/revolutionizing-curricula-through-computational-thinking/330984

Ajibesin, A.A. & Vajjhala, N.R.  (2024). Data Envelopment Analysis (DEA) Methods for Maximizing Efficiency. IGI Global. Indexed in Scopus. DOI: 10.4018/979-8-3693-0255-2. ISBN13: 9798369302552. https://www.igi-global.com/book/data-envelopment-analysis-dea-methods/321646

Vajjhala, N.R. & Strang, K.D. (2023). Cybersecurity for Decision Makers. Routledge CRC Press - Taylor & Francis. Indexed in Scopus. DOI: 10.1201/9781003319887. https://www.routledge.com/Cybersecurity-for-Decision-Makers/Vajjhala-Strang/p/book/9781032334974

Vajjhala, N.R. & Eappen, P. (2022). Health Informatics and Patient Safety in Times of Crisis. IGI Publications. ISBN13: 9781668454992. Indexed in Scopus. DOI: 10.4018/978-1-6684-5499-2. Link: https://www.igi-global.com/book/health-informatics-patient-safety-times/295984.

Potluri, R.M. & Vajjhala, N.R. (2022). Advancing SMEs Toward E-Commerce Policies for Sustainability. IGI Publications. ISBN13: 9781668457276.  Indexed in Scopus. DOI: 10.4018/978-1-6684-5727-6. Link: https://www.igi-global.com/book/advancing-smes-toward-commerce-policies/297028.

Vajjhala, N.R. & Strang, K.D. (2022). Global Risk and Contingency Management Research in Times of Crisis. IGI Publications. ISBN13: 9781668452790. Indexed in Scopus. Link: https://www.igi-global.com/book/global-risk-contingency-management-research/294858.

Che, F., Strang, K.D., & Vajjhala, N.R. (2020). Opportunities and Strategic Use of Agribusiness Information Systems. IGI Publications. ISBN13: 9781799848493. DOI: 10.4018/978-1-7998-4849-3. Link: https://www.igi-global.com/book/opportunities-strategic-use-agribusiness-information/244594

Strang, K.D., Kostranje, M.E., & Vajjhala, N.R. (2018). Research, Practices, and Innovations in Global Risk and Contingency Management. IGI Publications. ISBN13: 9781522547549. DOI: 10.4018/978-1-5225-4754-9. Link: https://www.igi-global.com/book/research-practices-innovations-global-risk/185476.