Citace podle APA (7th ed.)

Clepper, H. E. (1979). Careers in conservation: Opportunities in natural resource management (2d ed.). Wiley.

Citace podle Chicago (17th ed.)

Clepper, Henry Edward. Careers in Conservation: Opportunities in Natural Resource Management. 2d ed. New York: Wiley, 1979.

Citace podle MLA (8th ed.)

Clepper, Henry Edward. Careers in Conservation: Opportunities in Natural Resource Management. 2d ed. Wiley, 1979.

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