628
DAS/B

32287

Dasmohapatra, Gourkrishna Basic environmental engineering and elementary biology / Gourkrishna Dasmohapatra. - New Delhi : Vikas Publishing House, 2011 .
xii, 472p. ; 22 cm. Includes figures, tables & bibliography. 978-81259-5086-8 275.00
1. ENVIRONMENTAL SCIENCE 2. BIOLOGY