BITTEL, L. R. (1978). Encyclopedia of professional management. Volume I. Grolier Incorporated.
Chicagoスタイル(17版)引用形式BITTEL, Lester Robert. Encyclopedia of Professional Management. Volume I. Grolier Incorporated, 1978.
MLA(8版)引用形式BITTEL, Lester Robert. Encyclopedia of Professional Management. Volume I. Grolier Incorporated, 1978.
警告: この引用は必ずしも正確ではありません.