John M. V. (1986). Malayala bhashayile kaalaprathyayangal. S.P.C.S..
Chicago Style aipamenaJohn M. V. Malayala Bhashayile Kaalaprathyayangal. Kottayam: S.P.C.S., 1986.
MLA aipamenaJohn M. V. Malayala Bhashayile Kaalaprathyayangal. S.P.C.S., 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.