APA ציטוט

Nichols, J. E. (1957). Livestock improvement in relation to heredity and environment (4th ed.). Oliver and Boyd.

Chicago Style (17th ed.) Citation

Nichols, J. E. Livestock Improvement in Relation to Heredity and Environment. 4th ed. Edinburgh [Lothian]: Oliver and Boyd, 1957.

ציטוט MLA

Nichols, J. E. Livestock Improvement in Relation to Heredity and Environment. 4th ed. Oliver and Boyd, 1957.