Day, R. A., & Underwood, A. L. 1. (1991). Quantitative analysis (6th ed.). Prentice Hall Intenational.
Chicagoスタイル(17版)引用形式Day, Reuben Alexander, , Arthur Louis 1924 Underwood. Quantitative Analysis. 6th ed. Englewooe Cliffs, NJ: Prentice Hall Intenational, 1991.
MLA(9版)引用形式Day, Reuben Alexander, , Arthur Louis 1924 Underwood. Quantitative Analysis. 6th ed. Prentice Hall Intenational, 1991.
警告: この引用は必ずしも正確ではありません.