National Research Council (U.S.). Committee on Psychiatric Investigations, Bentley, M., & Cowdry, E. V. (1934). The problem of mental disorder: A study undertaken by the Committee on Psychiatric Investigations, National Research Council. McGraw-Hill.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Research Council (U.S.). Committee on Psychiatric Investigations, Madison Bentley, και E. V. Cowdry. The Problem of Mental Disorder: A Study Undertaken by the Committee on Psychiatric Investigations, National Research Council. New York: McGraw-Hill, 1934.
Παραπομπή σε μορφή MLA (9th εκδ.)National Research Council (U.S.). Committee on Psychiatric Investigations, et al. The Problem of Mental Disorder: A Study Undertaken by the Committee on Psychiatric Investigations, National Research Council. McGraw-Hill, 1934.