Gustafson,R. David, & Frisk, P. R. (1986). College algebra (3rd ed.). Brookes/Cole.
芝加哥风格引文Gustafson,R. David, 与 Peter R. Frisk. College Algebra. 3rd ed. California: Brookes/Cole, 1986.
MLA引文Gustafson,R. David, 与 Peter R. Frisk. College Algebra. 3rd ed. Brookes/Cole, 1986.
警告：这些引文格式不一定是100％准确.