Widder, D. V. (1989). Advanced Calculus (2nd ed.). Modern Book Centre.
Chicago Style (17th ed.) CitationWidder, D. V. Advanced Calculus. 2nd ed. Englewood Cliffs: Modern Book Centre, 1989.
MLA引文Widder, D. V. Advanced Calculus. 2nd ed. Modern Book Centre, 1989.
警告:這些引文格式不一定是100%准確.