APA ציטוט

Brown, C. R., & Brown, M. B. Testis size increases with colony size in cliff swallows.

Trích dẫn kiểu Chicago

Brown, Charles R., và Mary Bomberger Brown. Testis Size Increases With Colony Size in Cliff Swallows.

ציטוט MLA

Brown, Charles R., và Mary Bomberger Brown. Testis Size Increases With Colony Size in Cliff Swallows.