APA-Zitierstil (7. Ausg.)

Sommerville, D. M. Y. (1958). The elements of non-Euclidean geometry (1. Dover ed., unabridged and unaltered republ. of the 1. ed. 1914.). Dover Publ.

Chicago-Zitierstil (17. Ausg.)

Sommerville, Duncan M'Laren Young. The Elements of Non-Euclidean Geometry. 1. Dover ed., unabridged and unaltered republ. of the 1. ed. 1914. New York, NY: Dover Publ, 1958.

MLA-Zitierstil (9. Ausg.)

Sommerville, Duncan M'Laren Young. The Elements of Non-Euclidean Geometry. 1. Dover ed., unabridged and unaltered republ. of the 1. ed. 1914. Dover Publ, 1958.