Dyfyniad APA

Valdés Núñez, J. B. (2011). Playful method and mathematics through ITCs to practice entire numbers operations. Universidad Pedagógica y Tecnológica de Colombia.

Dyfyniad Arddull Chicago

Valdés Núñez, Juan Bautista. Playful Method and Mathematics Through ITCs to Practice Entire Numbers Operations. Universidad Pedagógica y Tecnológica de Colombia, 2011.

Dyfyniad MLA

Valdés Núñez, Juan Bautista. Playful Method and Mathematics Through ITCs to Practice Entire Numbers Operations. Universidad Pedagógica y Tecnológica de Colombia, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.