Tin Research Institute. (1949). Working instructions for speculum plating. Tin Research Institute.
Chicago (17e ed.) BronvermeldingTin Research Institute. Working Instructions for Speculum Plating. Greenford, Middlesex: Tin Research Institute, 1949.
MLA (8e ed.) BronvermeldingTin Research Institute. Working Instructions for Speculum Plating. Tin Research Institute, 1949.
Let op: Deze citaties zijn niet altijd 100% accuraat.