Franklin

MLA

Nickel, R, A Schummer, and E Seiferle. Anatomy of the Domestic Birds. 1. Aufl. Berlin: Parey, 1977.

APA

Nickel, R., Schummer, A., & Seiferle, E. (1977). Anatomy of the domestic birds. 1. Aufl. Berlin: Parey.

Chicago

Nickel, R., A Schummer, and E Seiferle. Anatomy of the Domestic Birds. 1. Aufl. Berlin: Parey, 1977.