Citazione Stile APA (7a Edizione)

Yaglom, I. M. (1979). A simple non-euclidean geometry and its physical basis. Springer-Verlag.

Citazione stile Chigago Style (17a edizione)

Yaglom, I. M. A Simple Non-euclidean Geometry and Its Physical Basis. New York: Springer-Verlag, 1979.

Citatione MLA (9a ed.)

Yaglom, I. M. A Simple Non-euclidean Geometry and Its Physical Basis. Springer-Verlag, 1979.