APA Style

Elmer-p, D, L. (2021). Pananaliksik wika at panitikan . Cubao, Quezon City: Lorimar Publishing INC..

MLA Style

Elmer-p, De, Leon,. "Pananaliksik wika at panitikan". Cubao, Quezon City: Lorimar Publishing INC., 2021. Text.