Cita APA (7a ed.)

Szymanski, L. S., & Tanguay, P. E. (1980). Emotional disorder of mentally retarded persons: Assessment, treatment, and consultation. Univ. Park Pr.

Cita Chicago Style (17a ed.)

Szymanski, Ludwik S., y Peter E. Tanguay. Emotional Disorder of Mentally Retarded Persons: Assessment, Treatment, and Consultation. Baltimore: Univ. Park Pr, 1980.

Cita MLA (9a ed.)

Szymanski, Ludwik S., y Peter E. Tanguay. Emotional Disorder of Mentally Retarded Persons: Assessment, Treatment, and Consultation. Univ. Park Pr, 1980.