Cita APA (7th ed.)

Paysan, K. (1975). The Hamlyn guide to aquarium fishes. Hamlyn.

Cita Chicago (17th ed.)

Paysan, Klaus. The Hamlyn Guide to Aquarium Fishes. London: Hamlyn, 1975.

Cita MLA (9th ed.)

Paysan, Klaus. The Hamlyn Guide to Aquarium Fishes. Hamlyn, 1975.