Gaya APA

Arnon, Ilana, Cottrill, Jim, Dubinsky, Ed, Oktac, Asuman, Fuentes, Solange Roa, Trigueros, Maria, Weller, Kirk. (2014). APOS theory: a framework for research and curriculum development in mathematics education . New York: Springer.

Gaya Chicago

Arnon, Ilana, Cottrill, Jim, Dubinsky, Ed, Oktac, Asuman, Fuentes, Solange Roa, Trigueros, Maria, Weller, Kirk. APOS theory: a framework for research and curriculum development in mathematics education. New York: Springer, 2014. Text.

Gaya MLA

Arnon, Ilana, Cottrill, Jim, Dubinsky, Ed, Oktac, Asuman, Fuentes, Solange Roa, Trigueros, Maria, Weller, Kirk. APOS theory: a framework for research and curriculum development in mathematics education. New York: Springer, 2014. Text.

Gaya Turabian

Arnon, Ilana, Cottrill, Jim, Dubinsky, Ed, Oktac, Asuman, Fuentes, Solange Roa, Trigueros, Maria, Weller, Kirk. APOS theory: a framework for research and curriculum development in mathematics education. New York: Springer, 2014. Print.