APA aipamena

Vargas Vargas, G., & Gamboa Araya, R. (2013). The teaching of the Pythagorean theorem: Classroom experience with the use of geogebra according to Van Hiele model.

Chicago Style aipamena

Vargas Vargas, Gilberto, y Ronny Gamboa Araya. The Teaching of the Pythagorean Theorem: Classroom Experience With the Use of Geogebra According to Van Hiele Model. 2013.

MLA aipamena

Vargas Vargas, Gilberto, y Ronny Gamboa Araya. The Teaching of the Pythagorean Theorem: Classroom Experience With the Use of Geogebra According to Van Hiele Model. 2013.