Floud, R. (1975). An Introduction to quantitative methods for historians (1. paperback ed.). Princeton Univ. Press.
芝加哥风格引文Floud, Roderick. An Introduction to Quantitative Methods for Historians. 1. paperback ed. Princeton, NJ: Princeton Univ. Press, 1975.
MLA引文Floud, Roderick. An Introduction to Quantitative Methods for Historians. 1. paperback ed. Princeton Univ. Press, 1975.
警告：这些引文格式不一定是100％准确.