APA način citiranja (7. izdanje)

(2003). Discontinuous groups of isometries in the hyperbolic plane / Werner Fenchel, Jakob Nielsen ; edited by Asmus L. Schmidt.

Čikaški stil citiranja (17. izdanje)

Discontinuous Groups of Isometries in the Hyperbolic Plane / Werner Fenchel, Jakob Nielsen ; Edited by Asmus L. Schmidt. 2003.

MLA način citiranja (9. izdanje)

Discontinuous Groups of Isometries in the Hyperbolic Plane / Werner Fenchel, Jakob Nielsen ; Edited by Asmus L. Schmidt. 2003.