APA (7th ed.) Citation

Burton, J. A., & Burton, P. J. K. (1973). Owls of the world: Their evolution, structure and ecology. Peter Lowe.

Chicago Style (17th ed.) Citation

Burton, John A., and Philip John Kennedy Burton. Owls of the World: Their Evolution, Structure and Ecology. [London]: Peter Lowe, 1973.

MLA (9th ed.) Citation

Burton, John A., and Philip John Kennedy Burton. Owls of the World: Their Evolution, Structure and Ecology. Peter Lowe, 1973.