DRUCKER PETER F. (1985). INNOVATION AND ENTREPRENEURSHIP: PRACTICE AND PRINCIPLES. HARPER BUSINESS.
Chicago (17e ed.) BronvermeldingDRUCKER PETER F. INNOVATION AND ENTREPRENEURSHIP: PRACTICE AND PRINCIPLES. NEW YORK: HARPER BUSINESS, 1985.
MLA (9e ed.) BronvermeldingDRUCKER PETER F. INNOVATION AND ENTREPRENEURSHIP: PRACTICE AND PRINCIPLES. HARPER BUSINESS, 1985.
Let op: Deze citaties zijn niet altijd 100% accuraat.