APA (7th ed.) Citation

Linmark, F. V. (2001). What really happened at Tirad Pass. Philippine Graphic.

Chicago Style (17th ed.) Citation

Linmark, Frank V. "What Really Happened at Tirad Pass." Philippine Graphic 2001.

MLA (9th ed.) Citation

Linmark, Frank V. "What Really Happened at Tirad Pass." Philippine Graphic, 2001.

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