APA (7th ed.) Citation

Kircher, H. B., & Wallace, D. L. (1982). Our natural resources (5. ed.). The Interstate Pr. and Publ.

Chicago Style (17th ed.) Citation

Kircher, Harry B., and Donald L. Wallace. Our Natural Resources. 5. ed. Danville, Ill: The Interstate Pr. and Publ, 1982.

MLA (9th ed.) Citation

Kircher, Harry B., and Donald L. Wallace. Our Natural Resources. 5. ed. The Interstate Pr. and Publ, 1982.