APA (7th ed.) Citation

Guevarra, M. C. (1999). Heart attack. Philippine Collegian.

Chicago Style (17th ed.) Citation

Guevarra, Ma. Cristina. "Heart Attack." Philippine Collegian 1999.

MLA (9th ed.) Citation

Guevarra, Ma. Cristina. "Heart Attack." Philippine Collegian, 1999.

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