HITCHINGS, B. (1975). Marketing As A Cybernatic System Bradley Hitchings. Alexander Hamilton Institut.
Chicago (17e ed.) BronvermeldingHITCHINGS, Bradley. Marketing As A Cybernatic System Bradley Hitchings. Alexander Hamilton Institut, 1975.
MLA (8e ed.) BronvermeldingHITCHINGS, Bradley. Marketing As A Cybernatic System Bradley Hitchings. Alexander Hamilton Institut, 1975.
Let op: Deze citaties zijn niet altijd 100% accuraat.