APA (7th ed.) Citation

Espino, F. L., Jr. (1981). Geometries: Bright and dark. New Day.

Chicago Style (17th ed.) Citation

Espino, Federico L., Jr. Geometries: Bright and Dark. Quezon City: New Day, 1981.

MLA (9th ed.) Citation

Espino, Federico L., Jr. Geometries: Bright and Dark. New Day, 1981.