peale, N. (1980). A guide to confident living (1st.). Arnold-heinemann.
Chicago Style aipamenapeale, Norman. A Guide to Confident Living. 1st. India: Arnold-heinemann, 1980.
MLA aipamenapeale, Norman. A Guide to Confident Living. 1st. Arnold-heinemann, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.