APA (7th ed.) Citation

Hammond, M., Howarth, J., & Keat, R. (1991). Understanding phenomenology. Blackwell.

Chicago Style (17th ed.) Citation

Hammond, Michael, Jane Howarth, and Russell Keat. Understanding Phenomenology. Oxford: Blackwell, 1991.

MLA (9th ed.) Citation

Hammond, Michael, et al. Understanding Phenomenology. Blackwell, 1991.