Cita APA

Hehn, D., Camp, W., & Daugherty, T. (2002). Workbook to accompany: Managing our natural resources (4. ed.). New York (EUA): Delmar.

Citación estilo Chicago

Hehn, D., W.G Camp, y T.B Daugherty. Workbook to Accompany: Managing Our Natural Resources. 4. ed. New York (EUA): Delmar, 2002.

Cita MLA

Hehn, D., W.G Camp, y T.B Daugherty. Workbook to Accompany: Managing Our Natural Resources. 4. ed. New York (EUA): Delmar, 2002.