APA (7th ed.) Citation

Collier, C. (2011). Seven steps to separating difference from disability. Corwin ; SAGE [distributor].

Chicago Style (17th ed.) Citation

Collier, Catherine. Seven Steps to Separating Difference from Disability. Thousand Oaks, Calif. : London: Corwin ; SAGE [distributor], 2011.

MLA (9th ed.) Citation

Collier, Catherine. Seven Steps to Separating Difference from Disability. Corwin ; SAGE [distributor], 2011.