de Villa, R. F. (2004). Invented spelling ability and word recognition performance in Filipino among kindergarten pupils.
Čikaški stil citiranja (17. izdanje)de Villa, Rouella F. Invented Spelling Ability and Word Recognition Performance in Filipino Among Kindergarten Pupils. 2004.
MLA način citiranja (9. izdanje)de Villa, Rouella F. Invented Spelling Ability and Word Recognition Performance in Filipino Among Kindergarten Pupils. 2004.
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