APA aipamena

Peale, N. V. (2005). The New art of living.

Chicago Style aipamena

Peale, Norman Vincent. The New Art of Living. Padu, 2005.

MLA aipamena

Peale, Norman Vincent. The New Art of Living. 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.