World's Columbian Exposition Chicago, Ill. (1893). Guide through the exhibition of the German chemical industry. J. Sittenfeld.
Chicago-стиль цитированияWorld's Columbian Exposition Chicago, Ill. Guide Through the Exhibition of the German Chemical Industry. Berlin: J. Sittenfeld, 1893.
MLA-цитированиеWorld's Columbian Exposition Chicago, Ill. Guide Through the Exhibition of the German Chemical Industry. J. Sittenfeld, 1893.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.