APA引文

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.

MLA引文

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

警告：这些引文格式不一定是100％准确.