APA引文

Horner, J. R., & Goodwin, M. B. (2006). Major cranial changes during Triceratops ontogeny. The Royal Society.

Citação norma Chicago

Horner, John R., and Mark B. Goodwin. Major Cranial Changes During Triceratops Ontogeny. The Royal Society, 2006.

MLA引文

Horner, John R., and Mark B. Goodwin. Major Cranial Changes During Triceratops Ontogeny. The Royal Society, 2006.

警告：這些引文格式不一定是100％准確.