Cita APA (7th ed.)

Beder, S. (2007). Environmental principles and policies: An interdisciplinary introduction (1st South Asian ed.). Earthscan.

Cita Chicago (17th ed.)

Beder, Sharon. Environmental Principles and Policies: An Interdisciplinary Introduction. 1st South Asian ed. London: Earthscan, 2007.

Cita MLA (9th ed.)

Beder, Sharon. Environmental Principles and Policies: An Interdisciplinary Introduction. 1st South Asian ed. Earthscan, 2007.