GOETSCH, D. L., GOETSCH, D. M., & RICKMAN, R. L. (1988). Mathematics for the machine trades. Prentice-hall.
芝加哥风格引文GOETSCH, David L., Deborah M. GOETSCH, 与 Raymond L. RICKMAN. Mathematics for the Machine Trades. New Jersey: Prentice-hall, 1988.
MLA引文GOETSCH, David L., et al. Mathematics for the Machine Trades. Prentice-hall, 1988.
警告：这些引文格式不一定是100％准确.