Hapgood, C. H. (1966). Maps of the ancient sea kings: Evidence of advanced civilization in the ice age. Chilton Books.
Chicagoスタイル(17版)引用形式Hapgood, Charles H. Maps of the Ancient Sea Kings: Evidence of Advanced Civilization in the Ice Age. Philadelphia: Chilton Books, 1966.
MLA(9版)引用形式Hapgood, Charles H. Maps of the Ancient Sea Kings: Evidence of Advanced Civilization in the Ice Age. Chilton Books, 1966.
警告: この引用は必ずしも正確ではありません.