Cita APA (7th ed.)

Dowker, A., & Fritz, A. (2019). Children’s mathematical learning difficulties: Some contributory factors and interventions. Springer.

Cita Chicago (17th ed.)

Dowker, A., i A. Fritz. Children’s Mathematical Learning Difficulties: Some Contributory Factors and Interventions. Springer, 2019.

Cita MLA (9th ed.)

Dowker, A., i A. Fritz. Children’s Mathematical Learning Difficulties: Some Contributory Factors and Interventions. Springer, 2019.