Feldman, R. (2021). Understanding Psychology (15th ed.). Mc Graw Hill.
芝加哥风格引文Feldman, Robert. Understanding Psychology. 15th ed. Chennai: Mc Graw Hill, 2021.
MLA引文Feldman, Robert. Understanding Psychology. 15th ed. Mc Graw Hill, 2021.
警告：这些引文格式不一定是100％准确.