Disappearing species :
Eckholm, Erik P.
Disappearing species : the social challenge / Erik Eckholm. - [Washington] : Worldwatch Institute, 1978. - 38 p. ; 22 cm. - Worldwatch paper ; 22 .
Includes bibliographical references.
0916468216 : $2.00
78066428
333.9/5
Disappearing species : the social challenge / Erik Eckholm. - [Washington] : Worldwatch Institute, 1978. - 38 p. ; 22 cm. - Worldwatch paper ; 22 .
Includes bibliographical references.
0916468216 : $2.00
78066428
333.9/5