Citazione APA

Benedikt, R., & Knecht, E. (1889). The chemistry of the coal-tar colours (2d ed.). G. Bell.

Stile di citazione Chicago

Benedikt, Rudolf, e Edmund Knecht. The Chemistry of the Coal-tar Colours. 2d ed. London: G. Bell, 1889.

Citazione MLA

Benedikt, Rudolf, e Edmund Knecht. The Chemistry of the Coal-tar Colours. 2d ed. G. Bell, 1889.