APA (7th ed.) Citation

Axelrod, H. R., & Schultz, L. P. (1990). Handbook of tropical aquarium fishes (1990 rev. ed.). TFH Publications.

Chicago Style (17th ed.) Citation

Axelrod, Herbert R., and Leonard Peter Schultz. Handbook of Tropical Aquarium Fishes. 1990 rev. ed. U.S.A: TFH Publications, 1990.

MLA (9th ed.) Citation

Axelrod, Herbert R., and Leonard Peter Schultz. Handbook of Tropical Aquarium Fishes. 1990 rev. ed. TFH Publications, 1990.