APA (7e ed.) Bronvermelding
Earl, B., Moore, J. W., & Smith, W. I. (1963). Groups and fields ; A programmed unit in modern mathematics (1a. ed.). McGraw-Hill.
Chicago (17e ed.) Bronvermelding
Earl, Boyd, J. Williams Moore, en Wendell I. Smith. Groups and Fields ; A Programmed Unit in Modern Mathematics. 1a. ed. New York: McGraw-Hill, 1963.
MLA (9e ed.) Bronvermelding
Earl, Boyd, et al. Groups and Fields ; A Programmed Unit in Modern Mathematics. 1a. ed. McGraw-Hill, 1963.
Let op: Deze citaties zijn niet altijd 100% accuraat.