Rao, T. (2004). Contract economics. New age International.
Chicago Style aipamenaRao, T.V.S.Ramamohan. Contract Economics. New Delhi: New age International, 2004.
MLA aipamenaRao, T.V.S.Ramamohan. Contract Economics. New age International, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.