Dyfyniad APA

Sonnabend, T. (1997). Mathematics for elementary teachers: An interactive approach (2nd ed.). Saunders College Pub.

Dyfyniad Arddull Chicago

Sonnabend, Thomas. Mathematics for Elementary Teachers: An Interactive Approach. 2nd ed. Fort Worth: Saunders College Pub, 1997.

Dyfyniad MLA

Sonnabend, Thomas. Mathematics for Elementary Teachers: An Interactive Approach. 2nd ed. Saunders College Pub, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.