APA (7e ed.) Bronvermelding

Não informado. (1987). Information and Software Technology. Butterworth Scientific.

Chicago (17e ed.) Bronvermelding

Não informado. Information and Software Technology. London: Butterworth Scientific, 1987.

MLA (8e ed.) Bronvermelding

Não informado. Information and Software Technology. Butterworth Scientific, 1987.

Let op: Deze citaties zijn niet altijd 100% accuraat.