Lord, F. E. (1964). Work education for educable retarded youth: Report on institutes. California State College.
Chicago Style aipamenaLord, Francis Everette. Work Education for Educable Retarded Youth: Report on Institutes. Los Angeles, [available from the California State College Bookstore]: California State College, 1964.
MLA aipamenaLord, Francis Everette. Work Education for Educable Retarded Youth: Report on Institutes. California State College, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.