Friday, L. E., & Laskey, R. A. (1989). The Fragile environment. Press Syndicate of the University of Cambridge.
Chicago Style (17th ed.) CitationFriday, L. E., and R. A. Laskey. The Fragile Environment. Cambridge [England] ; New York, N.Y., USA: Press Syndicate of the University of Cambridge, 1989.
MLA (9th ed.) CitationFriday, L. E., and R. A. Laskey. The Fragile Environment. Press Syndicate of the University of Cambridge, 1989.
Warning: These citations may not always be 100% accurate.