Cita APA (7a ed.)

North, M. O. (1984). Commercial chicken production manual (3rd edition.). Avi.

Cita Chicago Style (17a ed.)

North, Mack O. Commercial Chicken Production Manual. 3rd edition. Connecticut: Avi, 1984.

Cita MLA (8a ed.)

North, Mack O. Commercial Chicken Production Manual. 3rd edition. Avi, 1984.