Cita APA (7th ed.)

(1977). The Freshwater fishes of British Guyana. Linnaeus Press.

Cita Chicago (17th ed.)

The Freshwater Fishes of British Guyana. Amsterdam: Linnaeus Press, 1977.

Cita MLA (9th ed.)

The Freshwater Fishes of British Guyana. Linnaeus Press, 1977.