APA (7th ed.) Citation

Penn, R. (2016). The Man Who Made Things Out of Trees. Penguin.

Chicago Style (17th ed.) Citation

Penn, Robert. The Man Who Made Things Out of Trees. Penguin, 2016.

MLA (9th ed.) Citation

Penn, Robert. The Man Who Made Things Out of Trees. Penguin, 2016.

Warning: These citations may not always be 100% accurate.