APA Style
Walle John A, Van De. (2008).
Elementary & Middle School Mathematics .
:
Pearson.
Chicago Style
Walle John A, Van De.
Elementary & Middle School Mathematics.
:
Pearson,
2008.
.
MLA Style
Walle John A, Van De.
Elementary & Middle School Mathematics.
:
Pearson,
2008.
.
Turabian Style
Walle John A, Van De.
Elementary & Middle School Mathematics.
:
Pearson,
2008.
.