Johnson, S. (2002). Who moved my cheese: An amazing way to deal with change in your work and in your life. Vermillion.
Chicago Style aipamenaJohnson, Spencer. Who Moved My Cheese: An Amazing Way to Deal with Change in Your Work and in Your Life. London: Vermillion, 2002.
MLA aipamenaJohnson, Spencer. Who Moved My Cheese: An Amazing Way to Deal with Change in Your Work and in Your Life. Vermillion, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.