Gallian, J. A. (1990). Contemporary abstract algebra (2nd ed.). D.C. Heath.
芝加哥风格引文Gallian, Joseph A. Contemporary Abstract Algebra. 2nd ed. Lexington: D.C. Heath, 1990.
MLA引文Gallian, Joseph A. Contemporary Abstract Algebra. 2nd ed. D.C. Heath, 1990.
警告：这些引文格式不一定是100％准确.