Cita APA (7th ed.)

3G E-learning LLC, USA, & 3G E-learning LLC, USA. (2020). Modern geometry. 3G E-learning LLC.

Cita Chicago (17th ed.)

3G E-learning LLC, USA, i USA 3G E-learning LLC. Modern Geometry. New York, NY, United States of America: 3G E-learning LLC, 2020.

Cita MLA (9th ed.)

3G E-learning LLC, USA, i USA 3G E-learning LLC. Modern Geometry. 3G E-learning LLC, 2020.