Mansfield, D. E., & Brukheimer, M. (1965). Major topics in modern mathematics: Set and group theory. Harcourt, Brace & World.
Citazione stile Chigago Style (17a edizione)Mansfield, Donald Ernest, e Maxim Brukheimer. Major Topics in Modern Mathematics: Set and Group Theory. New York: Harcourt, Brace & World, 1965.
Citatione MLA (9a ed.)Mansfield, Donald Ernest, e Maxim Brukheimer. Major Topics in Modern Mathematics: Set and Group Theory. Harcourt, Brace & World, 1965.
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