Philippines. University. Science Education Center. (1967). High school mathematics 2. U.P. SEC.
芝加哥风格引文Philippines. University. Science Education Center. High School Mathematics 2. Quezon City: U.P. SEC, 1967.
MLA引文Philippines. University. Science Education Center. High School Mathematics 2. U.P. SEC, 1967.
警告：这些引文格式不一定是100％准确.