APA引文

Cohen, L. W., & Ehrlich, G. (1969). Structure of the real number system.

Chicago Edition Citation

Cohen, Leon W., and Gertrude Ehrlich. Structure of the Real Number System. Van Nostrand Reinhold Co., London, 1969.

MLA引文

Cohen, Leon W., and Gertrude Ehrlich. Structure of the Real Number System. 1969.