Friends of the Earth & Porritt, J. (1990). Friends of the Earth handbook / [edited by Jonathon Porritt] ; illustrated by Chris Winn (New ed.). Optima.
Chicago Style (17th ed.) CitationFriends of the Earth and Jonathon Porritt. Friends of the Earth Handbook / [edited by Jonathon Porritt] ; Illustrated by Chris Winn. New ed. London: Optima, 1990.
MLA (9th ed.) CitationFriends of the Earth and Jonathon Porritt. Friends of the Earth Handbook / [edited by Jonathon Porritt] ; Illustrated by Chris Winn. New ed. Optima, 1990.
Warning: These citations may not always be 100% accurate.