Ho, A. (2004). 4 bus firms to run some units on natural gas. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Ho, Abigail. "4 Bus Firms to Run Some Units on Natural Gas." Philippine Daily Inquirer 2004.
MLA(9版)引用形式Ho, Abigail. "4 Bus Firms to Run Some Units on Natural Gas." Philippine Daily Inquirer, 2004.
警告: この引用は必ずしも正確ではありません.