APA (7th ed.) Zitazioa
(2016). The Subtle Art of Not Giving a Fuck: A Counterintuitive Approach to Living a Good Life. Harper Collins.
Chicago Style (17th ed.) Zitazioa
The Subtle Art of Not Giving a Fuck: A Counterintuitive Approach to Living a Good Life. New York: Harper Collins, 2016.
MLA (9th ed.) Zitazioa
The Subtle Art of Not Giving a Fuck: A Counterintuitive Approach to Living a Good Life. Harper Collins, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.