Bird, R. (2009). Overcoming difficulties with number: Supporting dyscalculia and students who struggle with maths (1. publ.). SAGE.
Chicago-Zitierstil (17. Ausg.)Bird, Ronit. Overcoming Difficulties with Number: Supporting Dyscalculia and Students Who Struggle with Maths. 1. publ. Los Angeles [u.a.]: SAGE, 2009.
MLA-Zitierstil (9. Ausg.)Bird, Ronit. Overcoming Difficulties with Number: Supporting Dyscalculia and Students Who Struggle with Maths. 1. publ. SAGE, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.