Education and Training in Mental Retardation and Developmental Disabilities. JSTOR.
استشهاد بنمط شيكاغوEducation and Training in Mental Retardation and Developmental Disabilities. JSTOR.
MLA استشهادEducation and Training in Mental Retardation and Developmental Disabilities. JSTOR.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.