Our natural resources
By: Harry B. Kircher, P. E. McNall ; consultant, Donald L. Wallace
Contributors: Kircher, Harry B.
Edition: 4th ed.
Publisher: Interstate Printers & Publishers
Published: 1976
Place of publication: Danville, Ill
Language: eng
Number of pages: 371
Subjects: Conservation of natural resources
Notes: Includes index.

Authors names in reverse order in previous ed.