Cita APA (7th ed.)

Miller, G. T. (2009). Introduction to environmental science (13th ed.). Cengage Learning.

Cita Chicago (17th ed.)

Miller, G. Tyler. Introduction to Environmental Science. 13th ed. Belmont, CA: Cengage Learning, 2009.

Cita MLA (9th ed.)

Miller, G. Tyler. Introduction to Environmental Science. 13th ed. Cengage Learning, 2009.

Atenció: Aquestes cites poden no estar 100% correctes.