Carter, C., & Bishop, J. (1998). Keys to success: How to achieve your goals (2nd ed.). Prentice Hall.
Chicago Style (17th ed.) ZitazioaCarter, Carol, eta Joyce Bishop. Keys to Success: How to Achieve Your Goals. 2nd ed. New Jersey: Prentice Hall, 1998.
MLA (9th ed.) ZitazioaCarter, Carol, eta Joyce Bishop. Keys to Success: How to Achieve Your Goals. 2nd ed. Prentice Hall, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.