The Environment Conservation Rules, 2023
Ministry of Environment and Forest
The Environment Conservation Rules (1997)
Water Supply & Sanitation – Rural and Low Income Urban Communities
Feroze Ahmed & Mujibur Rahman
The Environment Conservation Rules, 1997
Environmental Engineering
Howard S Peavy & Donald R Rowe & George Tchobanoglous
Chemistry for Environmental Engineering (4th Ed)
Clair N. Sawyer
A Text book of Water Supply Engineering
Dr. M.A. Aziz