Dyfyniad APA
Venema, G. A. (2013). Exploring advanced Euclidean geometry with GeoGebra. Mathematical Association of America.
Dyfyniad Arddull Chicago
Venema, Gerard A. Exploring Advanced Euclidean Geometry with GeoGebra. Washington, D.C.: Mathematical Association of America, 2013.
Dyfyniad MLA
Venema, Gerard A. Exploring Advanced Euclidean Geometry with GeoGebra. Mathematical Association of America, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.