Coe, W. R., & Haviland, W. A. (1982). Introduction to the archaeology of Tikal, Guatemala. University Museum : : University of Pennsylvania.
Citace podle Chicago (17th ed.)Coe, William Robertson, a William A. Haviland. Introduction to the Archaeology of Tikal, Guatemala. Philadelphia, Pennsylvania: University Museum : : University of Pennsylvania, 1982.
Citace podle MLA (9th ed.)Coe, William Robertson, a William A. Haviland. Introduction to the Archaeology of Tikal, Guatemala. University Museum : : University of Pennsylvania, 1982.
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