Friends of the Earth & Van Deventer, M. L. (1980). Earthworks, ten years on the environmental front. Friends of the Earth.
Chicago Style (17th ed.) CitationFriends of the Earth and Mary Lou Van Deventer. Earthworks, Ten Years on the Environmental Front. San Francisco: Friends of the Earth, 1980.
MLA (9th ed.) CitationFriends of the Earth and Mary Lou Van Deventer. Earthworks, Ten Years on the Environmental Front. Friends of the Earth, 1980.
Warning: These citations may not always be 100% accurate.