APA Citation

Lang, S., & Lang, M. (2019). Grumpy monkey (First board book edition.). New York: Random House Children's Books, a division of Penguin Random House LLC.

Chicago Style Citation

Lang, Suzanne., and Max Lang. Grumpy Monkey. First board book edition. New York: Random House Children's Books, a division of Penguin Random House LLC, 2019.

MLA Citation

Lang, Suzanne., and Max Lang. Grumpy Monkey. First board book edition. New York: Random House Children's Books, a division of Penguin Random House LLC, 2019.

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