Cita APA (7a ed.)

Schalock, R. L. (1991). The concept of quality of life in the lives of persons with mental retardation. ERIC.

Cita Chicago Style (17a ed.)

Schalock, Robert L. The Concept of Quality of Life in the Lives of Persons with Mental Retardation. Springfield, Virginia: ERIC, 1991.

Cita MLA (9a ed.)

Schalock, Robert L. The Concept of Quality of Life in the Lives of Persons with Mental Retardation. ERIC, 1991.