Why preserve natural variety? /

Bibliographic Details
Main Author:	Norton, Bryan G.
Format:	Book
Language:	English
Published:	New Yersey : Princeton University Press , 1987
Subjects:	CONSERVACION DE L0S RECURSOS NATURALES CONSERVACION DE LA VIDA SILVESTRE ESPECIES EN PELIGRO DE EXTINCION

Description
Physical Description:	281 p. ; 23 cm.
ISBN:	0691077622

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