APA aipamena

Nellis , J. (1997). The essence of the economy (2nd.). PHI.

Chicago Style aipamena

Nellis , Joseph. The Essence of the Economy. 2nd. New Delhi: PHI, 1997.

MLA aipamena

Nellis , Joseph. The Essence of the Economy. 2nd. PHI, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.