Gaya APA

Bennett, A, B., Nelson, L, T. (2000). Mathematics for Elementary Teachers A Conceptual Approach (7th ed.). Hoboken, NJ: Mc Graw-Hill Book Company.

Gaya MLA

Bennett, Albert, B.., Nelson, L., Ted. "Mathematics for Elementary Teachers A Conceptual Approach". 7th ed. Hoboken, NJ: Mc Graw-Hill Book Company, 2000. .