Cita APA (7th ed.)

Bird, R. (2017). The Dyscalculia toolkit: Supporting learning difficulties in maths (3rd edition.). Sage.

Cita Chicago (17th ed.)

Bird, Ronit. The Dyscalculia Toolkit: Supporting Learning Difficulties in Maths. 3rd edition. Los Angeles: Sage, 2017.

Cita MLA (9th ed.)

Bird, Ronit. The Dyscalculia Toolkit: Supporting Learning Difficulties in Maths. 3rd edition. Sage, 2017.