Simmons, B., & Watson, D. (2014). The PMLD ambiguity: Articulating the life-worlds of children with profound and multiple learning disabilities. Karnac.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Simmons, Ben, و Debbie Watson. The PMLD Ambiguity: Articulating the Life-worlds of Children with Profound and Multiple Learning Disabilities. London, [England]: Karnac, 2014.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Simmons, Ben, و Debbie Watson. The PMLD Ambiguity: Articulating the Life-worlds of Children with Profound and Multiple Learning Disabilities. Karnac, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.