APA (7th ed.) Citation

Gagelonia, L. S. G. (1976). Improve your word knowledge: By Leticia S. Guzman Gagelonia. National Book Store.

Chicago Style (17th ed.) Citation

Gagelonia, Leticia S. Guzman. Improve Your Word Knowledge: By Leticia S. Guzman Gagelonia. [Manila]: National Book Store, 1976.

MLA (9th ed.) Citation

Gagelonia, Leticia S. Guzman. Improve Your Word Knowledge: By Leticia S. Guzman Gagelonia. National Book Store, 1976.

Warning: These citations may not always be 100% accurate.