World's Columbian Exposition Chicago, Ill. (1893). Guide through the exhibition of the German chemical industry. J. Sittenfeld.
Chicago (17e ed.) BronvermeldingWorld's Columbian Exposition Chicago, Ill. Guide Through the Exhibition of the German Chemical Industry. Berlin: J. Sittenfeld, 1893.
MLA (8e ed.) BronvermeldingWorld's Columbian Exposition Chicago, Ill. Guide Through the Exhibition of the German Chemical Industry. J. Sittenfeld, 1893.
Let op: Deze citaties zijn niet altijd 100% accuraat.