Gaya APA
Bennett, A, B, J., Nelson, T, L. (2001).
Mathematics for elementary teachers: a conceptual approach (Ed.5).
Amerika:
McGraw-Hill Education.
Gaya MLA
Bennett, Albert, B., Jr.., Nelson, Ted, L..
"Mathematics for elementary teachers: a conceptual approach".
Ed.5
Amerika:
McGraw-Hill Education,
2001.
Text.