Hafner, A. W. (1998). Descriptive statistical techniques for librarians (2nd ed.). American Library Association.
Chicagoスタイル(17版)引用形式Hafner, Arthur Wayne. Descriptive Statistical Techniques for Librarians. 2nd ed. Chicago: American Library Association, 1998.
MLA(9版)引用形式Hafner, Arthur Wayne. Descriptive Statistical Techniques for Librarians. 2nd ed. American Library Association, 1998.
警告: この引用は必ずしも正確ではありません.