APA (7th ed.) Citation

Young, G. C., & Young, W. H. (1908). Der kleine Geometer. Teubner.

Chicago Style (17th ed.) Citation

Young, Grace Chisholm, and W. H. Young. Der Kleine Geometer. Leipzig [u.a.]: Teubner, 1908.

MLA (9th ed.) Citation

Young, Grace Chisholm, and W. H. Young. Der Kleine Geometer. Teubner, 1908.