Our natural resources and their conservation
By: Harry B. Kircher, Donald L. Wallace, Dorothy J. Gore.
Contributors: Wallace, Donald L.; Gore, Dorothy J.; Kircher, Harry B.
Edition: 6th ed.
Publisher: Interstate Printers & Publishers
Published: 1988
Place of publication: Danville, Ill
Language: eng
Number of pages: 482
Subjects: Natural resources -- United States.; Conservation of natural resources -- United States.
Notes: Bibliography: p. 471-472.
Updated ed. of: Our natural resources / Harry B. Kircher, Donald L. Wallace.
Includes index.