APA (7th ed.) Citation

Hearld, M., & Martin, S. (2012). Mark Hearld's work book. Merrell.

Chicago Style (17th ed.) Citation

Hearld, Mark, and Simon Martin. Mark Hearld's Work Book. London ; New York: Merrell, 2012.

MLA (9th ed.) Citation

Hearld, Mark, and Simon Martin. Mark Hearld's Work Book. Merrell, 2012.