APA aipamena

Chopra , J. K. (2006). UNIQUE QUINTESSENCE of economics (23rd ed.). Unique Publishers.

Chicago Style aipamena

Chopra , J. K. UNIQUE QUINTESSENCE of Economics. 23rd ed. New Delhi: Unique Publishers, 2006.

MLA aipamena

Chopra , J. K. UNIQUE QUINTESSENCE of Economics. 23rd ed. Unique Publishers, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.