Παραπομπή APA

Singh , N. K. (2011). Human deformities and abnormal psychology. Signature Books.

Παραπομπή Chicago Style

Singh , N. K. Human Deformities and Abnormal Psychology. Delhi: Signature Books, 2011.

Παραπομπή MLA

Singh , N. K. Human Deformities and Abnormal Psychology. Signature Books, 2011.