APA (7th ed.) Citation

Nazareno, C. O. (1999). Letter unwritten [poem]. Philippines Free Press.

Chicago Style (17th ed.) Citation

Nazareno, Clovis O. "Letter Unwritten [poem]." Philippines Free Press 1999.

MLA (9th ed.) Citation

Nazareno, Clovis O. "Letter Unwritten [poem]." Philippines Free Press, 1999.

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