Παραπομπή σε μορφή APA (7η εκδ.)

Hughes, F. P. (1999). Children, play, and development (Third edition.). Allyn and Bacon.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hughes, Fergus P. Children, Play, and Development. Third edition. Boston: Allyn and Bacon, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hughes, Fergus P. Children, Play, and Development. Third edition. Allyn and Bacon, 1999.