Gaya APA

Cuevas, G, J. (). Navigating through Algebra in Grades 3 - 5 . USA: The National Councel of Teachers of Math, 2002.

Gaya MLA

Cuevas, Gilbert, J. "Navigating through Algebra in Grades 3 - 5". USA: The National Councel of Teachers of Math, 2002, . Text.