d'A Fearn, C. B. (1996). Instructive errors.
Chicago Style aipamenad'A Fearn, C B. Instructive Errors. 1996.
MLA aipamenad'A Fearn, C B. Instructive Errors. 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena