Παραπομπή σε μορφή APA (7η εκδ.)

Cohen, D. J., & Leckman, J. F. (1999). Tourette's syndrome-Tics, obsessions, compulsions: Developmental psychopathology and clinical care ; James F. Leckman and Donald J. Cohen. John Wiley and Sons.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cohen, Donald J., και James F. Leckman. Tourette's Syndrome-Tics, Obsessions, Compulsions: Developmental Psychopathology and Clinical Care ; James F. Leckman and Donald J. Cohen. Toronto: John Wiley and Sons, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

Cohen, Donald J., και James F. Leckman. Tourette's Syndrome-Tics, Obsessions, Compulsions: Developmental Psychopathology and Clinical Care ; James F. Leckman and Donald J. Cohen. John Wiley and Sons, 1999.