Wall,Nancy. (2003). Complete A - Z economics handbook (2.). Hodder & Stoughton.
Chicago Style aipamenaWall,Nancy. Complete A - Z Economics Handbook. 2. United Kingdom: Hodder & Stoughton, 2003.
MLA aipamenaWall,Nancy. Complete A - Z Economics Handbook. 2. Hodder & Stoughton, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.