Environmental science :
363.7WRI
Wright, Richard T.
Environmental science : toward a sustainable future / by Richard T. Wright [and] Dorothy F. Boorse.- 11th ed.-New Delhi :PHI Learning,2010.
xxii,674 p. :ill. maps;28 cm (pbk)
Note: Includes index.
ISBN:9788120341296 Rs. 650.00
DBAD / PUB /ENG-96388/ EN-79921 / 650.00 /sign