Style de citation APA (7e éd.)

KENNEDY, L. M., & TIPPS, S. (2003). Guiding children's learning of mathematics.-- ed.9. Wadsworth.

Style de citation Chicago (17e éd.)

KENNEDY, Leornard M., et Steve TIPPS. Guiding Children's Learning of Mathematics.-- Ed.9. Australia: Wadsworth, 2003.

Style de citation MLA (9e éd.)

KENNEDY, Leornard M., et Steve TIPPS. Guiding Children's Learning of Mathematics.-- Ed.9. Wadsworth, 2003.