APA (7th ed.) Citation

Foxworthy, J., & Björkman, S. (2008). Dirt on my shirt. HarperCollins Children's Books.

Chicago Style (17th ed.) Citation

Foxworthy, Jeff, and Steve Björkman. Dirt on My Shirt. New York: HarperCollins Children's Books, 2008.

MLA (8th ed.) Citation

Foxworthy, Jeff, and Steve Björkman. Dirt on My Shirt. HarperCollins Children's Books, 2008.

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