
Worldwatch Institute, Heinrich-Böll-Stiftung, Germanwatch (Körperschaft), & Germanwatch. (1987). Zur Lage der Welt . Oekom.
Chicago Style (17th ed.) CitationWorldwatch Institute, Heinrich-Böll-Stiftung, Germanwatch (Körperschaft), and Germanwatch. Zur Lage Der Welt . München: Oekom, 1987.
MLA (8th ed.) CitationWorldwatch Institute, et al. Zur Lage Der Welt . Oekom, 1987.
Warning: These citations may not always be 100% accurate.