Bradley, R., Gibson, R. D., & Cross, M. (1981). Case studies in mathematical modelling. Pentech Press.
芝加哥风格引文Bradley, R., R. D. Gibson, 与 M. Cross. Case Studies in Mathematical Modelling. London: Pentech Press, 1981.
MLA引文Bradley, R., et al. Case Studies in Mathematical Modelling. Pentech Press, 1981.
警告：这些引文格式不一定是100％准确.