Sharma, R.K creator text New Dehi Dhanpat Rai 1987 monographic Hydraulic engineering--Textbooks Hydrology--Textbooks Irrigation--Textbooks Irrigation engineering--Textbooks 627SHA 9781000595413 9781003293507 http://books.google.com.pk/books/about/A_Textbook_of_Hydrology_and_Water_Resour.html?id=p8OxtgAACAAJ&redir_esc=y http://books.google.com.pk/books/about/A_Textbook_of_Hydrology_and_Water_Resour.html?id=p8OxtgAACAAJ&redir_esc=y