Ours is the earth ; appraising natural resources and conservation.

Bibliographic Details
Main Author:	Sollers, Allan A.
Format:	Book
Language:	English
Published:	New York : Holt, Rinehart and Winston, [1963]
Series:	Holt library of science ; no. 9.
Subjects:	Natural resources > United States.

Description
Physical Description:	128 pages : illustrations ; 21 cm.
Bibliography:	Bibliography: page 121.