APA aipamena

Pillai, P. K. C., & Sarangadharan,M. (1985). Economic systems. Himalaya Publishing.

Chicago Style aipamena

Pillai, P. K. C., and Sarangadharan,M. Economic Systems. New Delhi: Himalaya Publishing, 1985.

MLA aipamena

Pillai, P. K. C., and Sarangadharan,M. Economic Systems. Himalaya Publishing, 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.