APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

Lever, Mel. Number: Activities for Children with Mathematical Learning Difficulties. D. Fulton, 2003.