(1936). Vol. 28, № 3; Industrial and Engineering Chemistry. Industrial Edition. 1936.
Chicago (17e ed.) BronvermeldingVol. 28, № 3; Industrial and Engineering Chemistry. Industrial Edition. 1936, 1936.
MLA (9e ed.) BronvermeldingVol. 28, № 3; Industrial and Engineering Chemistry. Industrial Edition. 1936, 1936.
Let op: Deze citaties zijn niet altijd 100% accuraat.