Não informado. (1989). Technology analysis & strategic management. Carfax Publishing.
Chicago (17e ed.) BronvermeldingNão informado. Technology Analysis & Strategic Management. Abingdon, Inglaterra: Carfax Publishing, 1989.
MLA (8e ed.) BronvermeldingNão informado. Technology Analysis & Strategic Management. Carfax Publishing, 1989.
Let op: Deze citaties zijn niet altijd 100% accuraat.