Comfort, A. (1966). Nature and human nature. Penguin.
芝加哥风格引文Comfort, Alex. Nature and Human Nature. Harmondsworth: Penguin, 1966.
MLA引文Comfort, Alex. Nature and Human Nature. Penguin, 1966.
警告：这些引文格式不一定是100％准确.
APA引文
Comfort, A. (1966). Nature and human nature. Penguin.
芝加哥风格引文Comfort, Alex. Nature and Human Nature. Harmondsworth: Penguin, 1966.
MLA引文Comfort, Alex. Nature and Human Nature. Penguin, 1966.