APA Style

Findell, C, R., Greenes, C, E. (2001). Navigating through Geometry in Prekindergarten--Grade 2 . United States of America: The National Council of Teachers of Mathematics.

MLA Style

Findell, Carol, R.., Greenes, Carole, E.. "Navigating through Geometry in Prekindergarten--Grade 2". United States of America: The National Council of Teachers of Mathematics, 2001. Text.