Freund, J. E., & Williams, F. J. a. (1964). Elementary business statistics: The modern approach. Prentice - hall.
Chicagoスタイル(17版)引用形式Freund, John E., , Frank J.[et al] Williams. Elementary Business Statistics: The Modern Approach. New Jersey: Prentice - hall, 1964.
MLA(9版)引用形式Freund, John E., , Frank J.[et al] Williams. Elementary Business Statistics: The Modern Approach. Prentice - hall, 1964.
警告: この引用は必ずしも正確ではありません.