Atkinson, B. (1997). Parkin, Powell Matthews economics: Study guide (3rd ed.). Addison-Wesley Longman.
Cita Chicago Style (17a ed.)Atkinson, Brian. Parkin, Powell Matthews Economics: Study Guide. 3rd ed. Harlow, Eng: Addison-Wesley Longman, 1997.
Cita MLA (9a ed.)Atkinson, Brian. Parkin, Powell Matthews Economics: Study Guide. 3rd ed. Addison-Wesley Longman, 1997.
Precaución: Estas citas no son 100% exactas.