Horner, J. R., & Goodwin, M. B. (2006). Major cranial changes during Triceratops ontogeny. The Royal Society.
Citação norma ChicagoHorner, John R., and Mark B. Goodwin. Major Cranial Changes During Triceratops Ontogeny. The Royal Society, 2006.
MLA CitationHorner, John R., and Mark B. Goodwin. Major Cranial Changes During Triceratops Ontogeny. The Royal Society, 2006.
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