APA (7th ed.) Citation

Gallenkamp, W. u. 1. (1880). Synthetische Geometrie. Baedeker.

Chicago Style (17th ed.) Citation

Gallenkamp, Wilhelm um 1849. Synthetische Geometrie. Iserlohn: Baedeker, 1880.

MLA (9th ed.) Citation

Gallenkamp, Wilhelm um 1849. Synthetische Geometrie. Baedeker, 1880.

Warning: These citations may not always be 100% accurate.