Joseph Manual. (2006). Athbhutha gunangal kaaykanikalil pazhangalil (3.).
Chicago Style aipamenaJoseph Manual. Athbhutha Gunangal Kaaykanikalil Pazhangalil. 3. 2006.
MLA aipamenaJoseph Manual. Athbhutha Gunangal Kaaykanikalil Pazhangalil. 3. 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.