Kelly, J. R. (1996). Leisure (3rd ed.). Allyn and Bacon.
Chicago Style aipamenaKelly, John R. Leisure. 3rd ed. Boston: Allyn and Bacon, 1996.
MLA aipamenaKelly, John R. Leisure. 3rd ed. Allyn and Bacon, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.