Παραπομπή σε μορφή APA (7η εκδ.)

de Villa, R. F. (2004). Invented spelling ability and word recognition performance in Filipino among kindergarten pupils.

Παραπομπή σε μορφή Chicago (17η εκδ.)

de Villa, Rouella F. Invented Spelling Ability and Word Recognition Performance in Filipino Among Kindergarten Pupils. 2004.

Παραπομπή σε μορφή MLA (9th εκδ.)

de Villa, Rouella F. Invented Spelling Ability and Word Recognition Performance in Filipino Among Kindergarten Pupils. 2004.