Penn, R. (2016). The Man Who Made Things Out of Trees. Penguin.
芝加哥风格引文Penn, Robert. The Man Who Made Things Out of Trees. Penguin, 2016.
MLA引文Penn, Robert. The Man Who Made Things Out of Trees. Penguin, 2016.
警告：这些引文格式不一定是100％准确.
APA引文