APA Style
Sakshaug, L, O, M, O, J. (2002).
Children Are Mathematical Problem Solvers .
Virginia:
National Council of Teachers of Mathematics.
MLA Style
Sakshaug, Lynae;, Olson,, Melfried;, Olson,, Judith.
"Children Are Mathematical Problem Solvers".
Virginia:
National Council of Teachers of Mathematics,
2002.
BOOK.