Greer, A. S. (2018). Less: Andrew Sean Greer. Abacus.
Chicago Style aipamenaGreer, Andrew Sean. Less: Andrew Sean Greer. London, England: Abacus, 2018.
MLA aipamenaGreer, Andrew Sean. Less: Andrew Sean Greer. Abacus, 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.