APA (7th ed.) Citation

Coe, W. R. (1959). Piedras Negras archaeology: Artifacts, caches, and burials. University Museum, University of Pennsylvania.

Chicago Style (17th ed.) Citation

Coe, William R. Piedras Negras Archaeology: Artifacts, Caches, and Burials. Philadelphia: University Museum, University of Pennsylvania, 1959.

MLA (9th ed.) Citation

Coe, William R. Piedras Negras Archaeology: Artifacts, Caches, and Burials. University Museum, University of Pennsylvania, 1959.

Warning: These citations may not always be 100% accurate.