APA (7th ed.) Citation

WELLS & HANNA. (1992). The greenpeace book of coral reefs. Blandford.

Chicago Style (17th ed.) Citation

WELLS and HANNA. The Greenpeace Book of Coral Reefs. London: Blandford, 1992.

MLA (8th ed.) Citation

WELLS and HANNA. The Greenpeace Book of Coral Reefs. Blandford, 1992.

Warning: These citations may not always be 100% accurate.