APA

National Society for the Study of Education, Henry N. B., . (1950). The education of exceptional children. Chicago: [National Society for the Study of Education] distributed by the University of Chicago Press.

Chicago

National Society for the Study of Education, Henry Nelson B, . 1950. The education of exceptional children. Chicago: [National Society for the Study of Education] distributed by the University of Chicago Press.

Harvard

National Society for the Study of Education, Henry N. B., . (1950). The education of exceptional children. Chicago: [National Society for the Study of Education] distributed by the University of Chicago Press.

MLA

National Society for the Study of Education, Henry Nelson B, . The education of exceptional children. Chicago: [National Society for the Study of Education] distributed by the University of Chicago Press. 1950.