Bierens, F. (2010). A spectrum of light: Inspirational interviews with families affected by autism. Jessica Kingsley Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBierens, Francesca. A Spectrum of Light: Inspirational Interviews with Families Affected by Autism. London ; Philadelphia: Jessica Kingsley Publishers, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBierens, Francesca. A Spectrum of Light: Inspirational Interviews with Families Affected by Autism. Jessica Kingsley Publishers, 2010.
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