Cita APA (7a ed.)

Hays, F. A., & Klein, G. T. (1943). Poultry breeding applied. Poultry Dairy.

Cita Chicago Style (17a ed.)

Hays, F. A., y G. T. Klein. Poultry Breeding Applied. Mount Morris: Poultry Dairy, 1943.

Cita MLA (8a ed.)

Hays, F. A., y G. T. Klein. Poultry Breeding Applied. Poultry Dairy, 1943.