Palas, O. M. (1977). Development of an achievement test in science I.
芝加哥风格引文Palas, Olivia Marasigan. Development of an Achievement Test in Science I. 1977.
MLA引文Palas, Olivia Marasigan. Development of an Achievement Test in Science I. 1977.
警告：这些引文格式不一定是100％准确.