APA (7th ed.) Zitazioa
Camp, W. G., & Heath-Camp, B. (2016). Workbook to accompany managing our natural resources (6th ed.). Cengage Learning.
Chicago Style (17th ed.) Zitazioa
Camp, William G., eta Betty Heath-Camp. Workbook to Accompany Managing Our Natural Resources. 6th ed. United States: Cengage Learning, 2016.
MLA (9th ed.) Zitazioa
Camp, William G., eta Betty Heath-Camp. Workbook to Accompany Managing Our Natural Resources. 6th ed. Cengage Learning, 2016.
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