APA-čujuhus (7. p.)
Venema, G. A. (2013). Exploring advanced Euclidean geometry with GeoGebra. Mathematical Association of America.
Chicago-čujuhus (17. p.)
Venema, Gerard A. Exploring Advanced Euclidean Geometry with GeoGebra. Washington, D.C.: Mathematical Association of America, 2013.
MLA-čujuhus (9. p.)
Venema, Gerard A. Exploring Advanced Euclidean Geometry with GeoGebra. Mathematical Association of America, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.