Cita APA (7th ed.)

Vallero, D. A. (2011). Environmental biotechnology: A biosystems approach. Elsevier.

Cita Chicago (17th ed.)

Vallero, Daniel A. Environmental Biotechnology: A Biosystems Approach. London: Elsevier, 2011.

Cita MLA (9th ed.)

Vallero, Daniel A. Environmental Biotechnology: A Biosystems Approach. Elsevier, 2011.