Bittel, L. R. (1972). Nine master keys of management. McGraw Hill Book Co.
Chicago Edition CitationBittel, Lester R. Nine Master Keys of Management. New York: McGraw Hill Book Co, 1972.
MLA引文Bittel, Lester R. Nine Master Keys of Management. McGraw Hill Book Co, 1972.
警告:這些引文格式不一定是100%准確.