Camp, W. G., & Heath-Camp, B. (2009). Managing our natural resources (5th ed.). Delmar Cengage Learning.
Citace podle Chicago (17th ed.)Camp, William G., a Betty Heath-Camp. Managing Our Natural Resources. 5th ed. Clifton Park, N.Y: Delmar Cengage Learning, 2009.
Citace podle MLA (9th ed.)Camp, William G., a Betty Heath-Camp. Managing Our Natural Resources. 5th ed. Delmar Cengage Learning, 2009.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..