Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Zitierstil

Cowgill, U. M., & Hutchinson, G. E. (1969). A chemical and mineralogical examination of the ceramic sequence from Tikal, el Peten, Guatemala. New Haven, Conn.: Laboratory.

Chicago Zitierstil

Cowgill, Ursula M., and G. Evelyn Hutchinson. A Chemical and Mineralogical Examination of the Ceramic Sequence From Tikal, El Peten, Guatemala. New Haven, Conn.: Laboratory, 1969.

MLA Zitierstil

Cowgill, Ursula M., and G. Evelyn Hutchinson. A Chemical and Mineralogical Examination of the Ceramic Sequence From Tikal, El Peten, Guatemala. New Haven, Conn.: Laboratory, 1969.