by Dr. K. Subramanya (often searched as "K. Subrahmanyam") is a definitive textbook for students and professionals in civil and water resources engineering. The latest updated version is the 6th Edition , published by McGraw Hill Education India on March 15, 2024. Key Features of the Updated 6th Edition
: Portions of earlier editions are hosted on academic portals such as the Kenya Water Institute or Scribd for reference. Engineering Hydrology | 6th Edition - Amazon.com k subrahmanyam hydrology book pdf updated