Cita APA (7th ed.)

Lever, M. (2003). Shape and space: Activities for children with mathematical learning difficulties. D. Fulton.

Cita Chicago (17th ed.)

Lever, Mel. Shape and Space: Activities for Children with Mathematical Learning Difficulties. London: D. Fulton, 2003.

Cita MLA (9th ed.)

Lever, Mel. Shape and Space: Activities for Children with Mathematical Learning Difficulties. D. Fulton, 2003.