Παραπομπή σε μορφή APA (7η εκδ.)

National Association for Remedial Education (Great Britain) & Widlake, P. (1977). Remedial education: Programmes and progress : a reader. Longman for the National Association for Remedial Education.

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Association for Remedial Education (Great Britain) και Paul Widlake. Remedial Education: Programmes and Progress : A Reader. London: Longman for the National Association for Remedial Education, 1977.

Παραπομπή σε μορφή MLA (8th εκδ.)

National Association for Remedial Education (Great Britain) και Paul Widlake. Remedial Education: Programmes and Progress : A Reader. Longman for the National Association for Remedial Education, 1977.