Παραπομπή σε μορφή APA (7η εκδ.)

Knight, E. W. (1952). Fifty years of American education: A historical review and critical appraisal. Ronald Press Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Knight, Edgar Wallace. Fifty Years of American Education: A Historical Review and Critical Appraisal. New York: Ronald Press Company, 1952.

Παραπομπή σε μορφή MLA (9th εκδ.)

Knight, Edgar Wallace. Fifty Years of American Education: A Historical Review and Critical Appraisal. Ronald Press Company, 1952.