Cordero Cordero, G. (1980). Cyclical and linear conception of history.
シカゴスタイル引用形Cordero Cordero, Gerardo. Cyclical and Linear Conception of History. 1980.
MLA引用形式Cordero Cordero, Gerardo. Cyclical and Linear Conception of History. 1980.
警告: この引用は必ずしも正確ではありません.