Calhoun, D. H. (1973). The intelligence of a people. Princeton University Press.
Chicagoスタイル(17版)引用形式Calhoun, Daniel Hovey. The Intelligence of a People. Princeton, N.J.: Princeton University Press, 1973.
MLA(8版)引用形式Calhoun, Daniel Hovey. The Intelligence of a People. Princeton University Press, 1973.
警告: この引用は必ずしも正確ではありません.