Cohen, M. J., & Gerhardt, P. F. (2016). Visual supports for people with autism: A guide for parents and professionals (Second edition.). Woodbine House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCohen, Marlene J., और Peter F. Gerhardt. Visual Supports for People with Autism: A Guide for Parents and Professionals. Second edition. Bethesda, MD: Woodbine House, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCohen, Marlene J., और Peter F. Gerhardt. Visual Supports for People with Autism: A Guide for Parents and Professionals. Second edition. Woodbine House, 2016.
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