APA-viite (7. p.)

Pepper, D. (1993). Eco-socialism: From deep ecology to social justice. Routledge.

Chicago-viite (17. p.)

Pepper, David. Eco-socialism: From Deep Ecology to Social Justice. London ; New York: Routledge, 1993.

MLA-viite (9. p.)

Pepper, David. Eco-socialism: From Deep Ecology to Social Justice. Routledge, 1993.