Apostol, T. M., & Mnatsakanian, M. A. (2012). New horizons in geometry. Mathematical Association of America.
Lua i Stíl Chicago (17ú heag.)Apostol, Tom M., agus Mamikon A. Mnatsakanian. New Horizons in Geometry. Washington, D.C.: Mathematical Association of America, 2012.
Lua MLA (9ú heag.)Apostol, Tom M., agus Mamikon A. Mnatsakanian. New Horizons in Geometry. Mathematical Association of America, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.