Cita APA

Greenpeace e.V. (1981). Greenpeace-Nachrichten. Greenpeace.

Citación estilo Chicago

Greenpeace e.V. Greenpeace-Nachrichten. Hamburg: Greenpeace, 1981.

Cita MLA

Greenpeace e.V. Greenpeace-Nachrichten. Greenpeace, 1981.