FREUD, J. E. (1977). Elementary Businisess Statistics The Modern Approach John E. Freud Dan Frank J. Williams. Prentice-Hall International.
Chicagoスタイル(17版)引用形式FREUD, John E. Elementary Businisess Statistics The Modern Approach John E. Freud Dan Frank J. Williams. Prentice-Hall International, 1977.
MLA(8版)引用形式FREUD, John E. Elementary Businisess Statistics The Modern Approach John E. Freud Dan Frank J. Williams. Prentice-Hall International, 1977.
警告: この引用は必ずしも正確ではありません.