Franklin

MLA

Dybwad, Gunnar, and Rosemary Ferguson Dybwad. Challenges In Mental Retardation. .

APA

Dybwad, G., & Dybwad, R. Ferguson. Challenges in Mental Retardation. .

Chicago

Dybwad, Gunnar, and Rosemary Ferguson Dybwad. Challenges In Mental Retardation.