Cabreza, V. (1999). Poisoning of Baguio pine trees bared. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Cabreza, Vincent. "Poisoning of Baguio Pine Trees Bared." Philippine Daily Inquirer 1999.
MLA(9版)引用形式Cabreza, Vincent. "Poisoning of Baguio Pine Trees Bared." Philippine Daily Inquirer, 1999.
警告: この引用は必ずしも正確ではありません.