Govt.of Kerala. (2012). Twelfth five year plan 2012-2017. Govt.central press.
Chicago Style aipamenaGovt.of Kerala. Twelfth Five Year Plan 2012-2017. Thiruvanathapuram: Govt.central press, 2012.
MLA aipamenaGovt.of Kerala. Twelfth Five Year Plan 2012-2017. Govt.central press, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.