Παραπομπή APA

Narayan Chandra Pati. (2006). Causes, prevention, identification and assessment of mental retardation. Kanishka.

Παραπομπή Chicago Style

Narayan Chandra Pati. Causes, Prevention, Identification and Assessment of Mental Retardation. New Delhi: Kanishka, 2006.

Παραπομπή MLA

Narayan Chandra Pati. Causes, Prevention, Identification and Assessment of Mental Retardation. Kanishka, 2006.