Hendry, N. B. Fiftieth yearbook of the national society for the study of education: Graduate study in education Part I(Reference).
استشهاد بنمط شيكاغوHendry, Nelson B. Fiftieth Yearbook of the National Society for the Study of Education: Graduate Study in Education Part I(Reference).
MLA استشهادHendry, Nelson B. Fiftieth Yearbook of the National Society for the Study of Education: Graduate Study in Education Part I(Reference).
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.