APA (7th ed.) Citation

De Guzman, M. O. (1973). Grammar and idioms self-taught. G.O.T. Pub.

Chicago Style (17th ed.) Citation

De Guzman, Maria Odulio. Grammar and Idioms Self-taught. [Manila]: G.O.T. Pub, 1973.

MLA (9th ed.) Citation

De Guzman, Maria Odulio. Grammar and Idioms Self-taught. G.O.T. Pub, 1973.