Bittel, L. R., Ramsey, J. E., & Bittel, M. A. (1985). Encyclopedia of professional management (2nd edition.). Grolier International.
Chicago Style (17th ed.) CitationBittel, Lester R., Jackson Eugene Ramsey, and Muriel Albers Bittel. Encyclopedia of Professional Management. 2nd edition. Danbury, Connecticut: Grolier International, 1985.
ציטוט MLABittel, Lester R., et al. Encyclopedia of Professional Management. 2nd edition. Grolier International, 1985.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.