Subrahmanyam, C. V. S., Thimmasetty, J., Suresh, S., & Kusum Devi, V. (2019). Pharmaceutical Engineering: Principles and Practice Unit Operations (3rd ed.). Vallabh Prakashan.

Subrahmanyam, C. V. S., J. Thimmasetty, Sarasija Suresh, and V. Kusum Devi. Pharmaceutical Engineering: Principles and Practice Unit Operations. 3rd ed. New Delhi: Vallabh Prakashan, 2019.

Subrahmanyam, C. V. S., et al. Pharmaceutical Engineering: Principles and Practice Unit Operations. 3rd ed. Vallabh Prakashan, 2019.