APA ציטוט

Heil, G., & Pirchner, F. (1980). Selection on feed efficiency in lay hens: Direct and correlated response. BioMed Central.

Citação norma Chicago

Heil, G., and F. Pirchner. Selection On Feed Efficiency in Lay Hens: Direct and Correlated Response. BioMed Central, 1980.

ציטוט MLA

Heil, G., and F. Pirchner. Selection On Feed Efficiency in Lay Hens: Direct and Correlated Response. BioMed Central, 1980.