APA (7th ed.) Citation

John, J. (2016). Penguin problems (First Edition.). Random House.

Chicago Style (17th ed.) Citation

John, Jory. Penguin Problems. First Edition. New York: Random House, 2016.

MLA (9th ed.) Citation

John, Jory. Penguin Problems. First Edition. Random House, 2016.

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