Não informado. (1994). Research Trends in Plastics Technology. Research Information.
Chicago (17e ed.) BronvermeldingNão informado. Research Trends in Plastics Technology. Hemel Hempstead, Inglaterra: Research Information, 1994.
MLA (8e ed.) BronvermeldingNão informado. Research Trends in Plastics Technology. Research Information, 1994.
Let op: Deze citaties zijn niet altijd 100% accuraat.