APA ציטוט

Harper, C. L. (2004). Environment and society: Human perspectives on environmental issues (Third edition.). Pearson/Prentice Hall.

Chicago Style (17th ed.) Citation

Harper, Charles L. Environment and Society: Human Perspectives on Environmental Issues. Third edition. Upper Saddle River, New Jersey: Pearson/Prentice Hall, 2004.

ציטוט MLA

Harper, Charles L. Environment and Society: Human Perspectives on Environmental Issues. Third edition. Pearson/Prentice Hall, 2004.