Gopinathan Nair G. (2000). Ombudsman. Kerala Bhasha Institute.
Chicago Style aipamenaGopinathan Nair G. Ombudsman. Thiruvananthapuram: Kerala Bhasha Institute, 2000.
MLA aipamenaGopinathan Nair G. Ombudsman. Kerala Bhasha Institute, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.