Unnikrishnan Puthoor. (1970). Aattukattil. S.P.C.S..
Chicago Style aipamenaUnnikrishnan Puthoor. Aattukattil. S.P.C.S., 1970.
MLA aipamenaUnnikrishnan Puthoor. Aattukattil. S.P.C.S., 1970.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena