Citazione Stile APA (7a Edizione)

Beckmann, S. (2008). Activities to accompany: Mathematics for elementary teachers (2a. ed.). Pearson Education.

Citazione stile Chigago Style (17a edizione)

Beckmann, Sybilla. Activities to Accompany: Mathematics for Elementary Teachers. 2a. ed. Boston: Pearson Education, 2008.

Citatione MLA (9a ed.)

Beckmann, Sybilla. Activities to Accompany: Mathematics for Elementary Teachers. 2a. ed. Pearson Education, 2008.