Unnayiwarrier. Nalacharitham. DC Books.
Chicago Style aipamenaUnnayiwarrier. Nalacharitham. Kottayam: DC Books.
MLA aipamenaUnnayiwarrier. Nalacharitham. DC Books.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena