Levitt, E. E. (1967). The psychology of anxiety (ed.). Bobbs-Merrill.
芝加哥风格引文Levitt, Eugene E. The Psychology of Anxiety. ed. Indianapolis: Bobbs-Merrill, 1967.
MLA引文Levitt, Eugene E. The Psychology of Anxiety. ed. Bobbs-Merrill, 1967.
警告：这些引文格式不一定是100％准确.