EBOOKS_WATER RESOURCE ENGINEERING

 http://books.google.co.in/books?id=0k2NZQDqjX8C&printsec=frontcover&dq=water+resources+engineering&hl=en&ei=ql8qTs6gEMaGrAfn5omyDQ&sa=X&oi=book_result&ct=result&resnum=1&ved=0CDYQ6AEwAA#v=onepage&q&f=false

http://books.google.co.in/books?id=Nh8Y3vIjXK8C&printsec=frontcover&dq=water+resources+engineering&hl=en&ei=tmAqTo3jHczorQfM-MSSAQ&sa=X&oi=book_result&ct=book-thumbnail&resnum=4&ved=0CEcQ6wEwAw#v=onepage&q&f=false

http://books.google.co.in/books?id=OdyOw8JXMwoC&pg=PA97&dq=water+resource+engineering+by+bc+punmia&hl=en#v=onepage&q&f=false

http://books.google.co.in/books?id=yVwrv9tF8AUC&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false

http://books.google.co.in/books?id=sVfucOHVYnsC&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false