Orbeta, N. J. (2006). Bulusan rumblings getting stronger. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Orbeta, Niño Jesus. "Bulusan Rumblings Getting Stronger." Philippine Daily Inquirer 2006.
MLA(9版)引用形式Orbeta, Niño Jesus. "Bulusan Rumblings Getting Stronger." Philippine Daily Inquirer, 2006.
警告: この引用は必ずしも正確ではありません.