David William Plummer
David William Plummer has written at least 1 book. Their most popular book is Secrets of the Autistic Millionaire: Everything I know about Autism, ASD, and Asperger's that I wish I'd known back then... with 1 save with an average rating of -⭐.
 Secrets of the Autistic Millionaire Secrets of the Autistic Millionaire: Everything I know about Autism, ASD, and Asperger's that I wish I'd known back then...
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 The Nonvisible Part of the Autism Spectrum The Nonvisible Part of the Autism Spectrum : Could You be a "Little Bit Autistic?"
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