Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (1968). Contemporary education. Indiana University, School of Education.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. Contemporary Education. Terre Haute, Ind: Indiana University, School of Education, 1968.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. Contemporary Education. Indiana University, School of Education, 1968.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.