Cita APA (7a ed.)

Hilton, A., & Ringlaben, R. (1998). Best and promising practices in developmental disabilities. Pro-Ed.

Cita Chicago Style (17a ed.)

Hilton, Alan, y Ravic Ringlaben. Best and Promising Practices in Developmental Disabilities. Austin: Pro-Ed, 1998.

Cita MLA (9a ed.)

Hilton, Alan, y Ravic Ringlaben. Best and Promising Practices in Developmental Disabilities. Pro-Ed, 1998.