1. Aman, M. G., & Singh, N. N. (1980). The usefulness of thioridazine for treating childhood disorders—Fact or folklore?.American Journal of Mental Deficiency, 84, 331–338.
2. Aman, M. G., & Singh, N. N. (1982). Methylphenidate in severely retarded residents and the clinical significance of stereotypic behavior.Applied Research in Mental Retardation, 3, 1–14.
3. Aman, M. G., & Singh, N. N. (1983). Pharmacological intervention. In J. L. Matson & J. A. Mulick (Eds.),Handbook of mental retardation (pp. 317–337). Elmsford, NY: Pergamon.
4. Aman, M. G., & Singh, N. N. (1986a).Aberrant Behavior Checklist Manual. East Aurora, NY: Slosson Educational Publications.
5. Aman, M. G., & Singh, N. N. (1986b). A critical appraisal of recent drug research in mental retardation: The Coldwater studies.Journal of Mental Deficiency Research, 30, 203–216.