Saspa, J. P. (2000). Tough choices. Philippines Free Press.
芝加哥风格引文Saspa, James Payawal. "Tough Choices." Philippines Free Press 2000.
MLA引文Saspa, James Payawal. "Tough Choices." Philippines Free Press, 2000.
警告：这些引文格式不一定是100％准确.
APA引文