(1962). The social studies and the social sciences. New York: Harcourt, Brace & World.
Trích dẫn kiểu ChicagoThe Social Studies and the Social Sciences. New York: Harcourt, Brace & World, 1962.
MLA引文The Social Studies and the Social Sciences. New York: Harcourt, Brace & World, 1962.
警告:这些引文格式不一定是100%准确.