Cita APA (7th ed.)

Chiras, D. D., & Reganold, J. P. (2010). Natural resource conservation: Management for a sustainable future (10a. ed.). Benjamin Cummings.

Cita Chicago (17th ed.)

Chiras, Daniel D., i John P. Reganold. Natural Resource Conservation: Management for a Sustainable Future. 10a. ed. Upper Saddle River: Benjamin Cummings, 2010.

Cita MLA (9th ed.)

Chiras, Daniel D., i John P. Reganold. Natural Resource Conservation: Management for a Sustainable Future. 10a. ed. Benjamin Cummings, 2010.