APA استشهاد

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

استشهاد بنمط شيكاغو

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

MLA استشهاد

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