APA (7th ed.) Citation

Johnson. (1998). Who moved my cheese?: An a-mazing way to deal with change in your work and in your life. Vermilion.

Chicago Style (17th ed.) Citation

Johnson. Who Moved My Cheese?: An A-mazing Way to Deal with Change in Your Work and in Your Life. London: Vermilion, 1998.

MLA (8th ed.) Citation

Johnson. Who Moved My Cheese?: An A-mazing Way to Deal with Change in Your Work and in Your Life. Vermilion, 1998.