APA (7th ed.) Citation

Gohm, D., Forbes, D. C., & Burton, J. (1970). Tropical fish (Completely revised edition.). Hamlyn.

Chicago Style (17th ed.) Citation

Gohm, Douglas, David Carl Forbes, and Jane Burton. Tropical Fish. Completely revised edition. London: Hamlyn, 1970.

MLA (9th ed.) Citation

Gohm, Douglas, et al. Tropical Fish. Completely revised edition. Hamlyn, 1970.