Não informado. (1991). Photo Electronic Imaging. PPA Publications & Events.
Chicago (17e ed.) BronvermeldingNão informado. Photo Electronic Imaging. Des Plaines, Ill: PPA Publications & Events, 1991.
MLA (8e ed.) BronvermeldingNão informado. Photo Electronic Imaging. PPA Publications & Events, 1991.
Let op: Deze citaties zijn niet altijd 100% accuraat.