APA-referens (7:e uppl.)
Gifford, J. C., Willey, G. R., & Kirkpatrick, M. (1973). Ancient maya pottery: A folio of maya pottery from the Site of Barton Ramie in British Honduras. M. Kirkpatrick, Laboratory of Anthropology.
Chicago-referens (17:e uppl.)
Gifford, James C., Gordon R. Willey, och Muriel Kirkpatrick. Ancient Maya Pottery: A Folio of Maya Pottery from the Site of Barton Ramie in British Honduras. [Philadelphia]: M. Kirkpatrick, Laboratory of Anthropology, 1973.
MLA-referens (9:e uppl.)
Gifford, James C., et al. Ancient Maya Pottery: A Folio of Maya Pottery from the Site of Barton Ramie in British Honduras. M. Kirkpatrick, Laboratory of Anthropology, 1973.
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