Gaya APA

TROUMAN, A, P., LICHTENBERG, B, K. (1982). MATHEMATICS : A GOOD BEGINNING STRATEGIES FOR TEACHING CHILDREN, SECOND EDITION (ED. 2). AMERIKA SERIKAT: COLE PUBLISHING.

Gaya MLA

TROUMAN, ANDRIA, P.., LICHTENBERG, BETTY, K.. "MATHEMATICS : A GOOD BEGINNING STRATEGIES FOR TEACHING CHILDREN, SECOND EDITION". ED. 2 AMERIKA SERIKAT: COLE PUBLISHING, 1982. Prodi S1 Pend. Matematika.