APA Style
Walle, John A.Van De. (1990).
Elementary School Mathematics .
Bandung:
Wiley.
Chicago Style
Walle, John A.Van De.
Elementary School Mathematics.
Bandung:
Wiley,
1990.
Text.
MLA Style
Walle, John A.Van De.
Elementary School Mathematics.
Bandung:
Wiley,
1990.
Text.
Turabian Style
Walle, John A.Van De.
Elementary School Mathematics.
Bandung:
Wiley,
1990.
Print.