Παραπομπή APA

Guha, R. (2014). Environmentalism: A global history. Penguin.

Παραπομπή Chicago Style

Guha, Ramachandra. Environmentalism: A Global History. Gurgaon: Penguin, 2014.

Παραπομπή MLA

Guha, Ramachandra. Environmentalism: A Global History. Penguin, 2014.