Schele, L., & Freidel, D. (1990). A forest of kings: The untold story of the ancient Maya. Quill William Morrow.
Citazione stile Chigago Style (17a edizione)Schele, Linda, e David Freidel. A Forest of Kings: The Untold Story of the Ancient Maya. Nueva York: Quill William Morrow, 1990.
Citatione MLA (9a ed.)Schele, Linda, e David Freidel. A Forest of Kings: The Untold Story of the Ancient Maya. Quill William Morrow, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.