00333nam 2275284 450000100060000000300230000600500090002900800410003808200080007902000220008710000190010926000230012825000060015124500320015775284StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a627 a978-81-203-2151-9 aRalph A. Wurbs bPHI Learing c2009 a2 aWater Resources Engineering