Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Citation Edition CitationFerguson, W. M., Rohn, A. H., & Royce, J. Q. (1990). Mesoamerica's ancient cities: Aerial views of precolumbian ruins in Mexico, Guatemala, Belize and Honduras. University Press of Colorado.
Chicago Citation Edition CitationFerguson, William M., Arthur H. Rohn, und John Q. Royce. Mesoamerica's Ancient Cities: Aerial Views of Precolumbian Ruins in Mexico, Guatemala, Belize and Honduras. Niwot-CO: University Press of Colorado, 1990.
MLA Citation Edition CitationFerguson, William M., et al. Mesoamerica's Ancient Cities: Aerial Views of Precolumbian Ruins in Mexico, Guatemala, Belize and Honduras. University Press of Colorado, 1990.