Cita APA (7a ed.)

Gable, R. A., & Warren, S. F. (1993). Strategies for teaching students with mild to severe mental retardation. Jessica Kingsley.

Cita Chicago Style (17a ed.)

Gable, Robert A., y Steven F. Warren. Strategies for Teaching Students with Mild to Severe Mental Retardation. London [etc.]: Jessica Kingsley, 1993.

Cita MLA (9a ed.)

Gable, Robert A., y Steven F. Warren. Strategies for Teaching Students with Mild to Severe Mental Retardation. Jessica Kingsley, 1993.