Yabes, L. Y. (1976). A philosophy for human survival. University of the Philippines Press.
芝加哥风格引文Yabes, Leopoldo Y. A Philosophy for Human Survival. Quezon City: University of the Philippines Press, 1976.
MLA引文Yabes, Leopoldo Y. A Philosophy for Human Survival. University of the Philippines Press, 1976.
警告：这些引文格式不一定是100％准确.