APA (7th ed.) Citation

Yapa, S. (2016). Your heart is a muscle the size of a fist. Little Brown Book Group.

Chicago Style (17th ed.) Citation

Yapa, Sunil. Your Heart Is a Muscle the Size of a Fist. London: Little Brown Book Group, 2016.

MLA (9th ed.) Citation

Yapa, Sunil. Your Heart Is a Muscle the Size of a Fist. Little Brown Book Group, 2016.

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