APA (7th ed.) Citation

Pilar, S. A. (1990). Domingo A. Celis: Amorsolo's heroic, quiet classmate. Philippine Star.

Chicago Style (17th ed.) Citation

Pilar, Santiago Albano. "Domingo A. Celis: Amorsolo's Heroic, Quiet Classmate." Philippine Star 1990.

MLA (9th ed.) Citation

Pilar, Santiago Albano. "Domingo A. Celis: Amorsolo's Heroic, Quiet Classmate." Philippine Star, 1990.

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