Biological conservation/

Ehrenfeld, David W.

Biological conservation/ David W. Ehrenfeld. - New York : Holt,Rinehart and Winston , 1970 - xi, 226 p. : ill. (part col.), maps. ; 24 cm. - Modern biology series. .

Published in 1972 under title: Conserving life on earth.

Includes bibliographical references.

0030800498 (pbk.)


Nature conservation.
Wildlife conservation.
Pollution.