Johnson, R. R. (1992). Elementary statistics (6th ed.). PWS-Kent Pub. Co.
Chicagoスタイル(17版)引用形式Johnson, Robert Russell. Elementary Statistics. 6th ed. Boston: PWS-Kent Pub. Co, 1992.
MLA(9版)引用形式Johnson, Robert Russell. Elementary Statistics. 6th ed. PWS-Kent Pub. Co, 1992.
警告: この引用は必ずしも正確ではありません.