Não informado. (1992). Journal of Superhard Materials. Allerton Press.
Chicago (17e ed.) BronvermeldingNão informado. Journal of Superhard Materials. New York: Allerton Press, 1992.
MLA (8e ed.) BronvermeldingNão informado. Journal of Superhard Materials. Allerton Press, 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.