Não informado. (1971). Industrial Marketing Management. Elsevier/North-Holland.
Chicago (17e ed.) BronvermeldingNão informado. Industrial Marketing Management. New York: Elsevier/North-Holland, 1971.
MLA (8e ed.) BronvermeldingNão informado. Industrial Marketing Management. Elsevier/North-Holland, 1971.
Let op: Deze citaties zijn niet altijd 100% accuraat.