APA استشهاد

Ruddar, D., & Sundaram,K.P.M. (1991). Indian economy/29e (29th ed.). Sultan Chand.

استشهاد بنمط شيكاغو

Ruddar, Dutt, و Sundaram,K.P.M. Indian Economy/29e. 29th ed. New delhi: Sultan Chand, 1991.

MLA استشهاد

Ruddar, Dutt, و Sundaram,K.P.M. Indian Economy/29e. 29th ed. Sultan Chand, 1991.