Cita APA (7th ed.)

Atkinson, B. (1997). Parkin, Powell Matthews economics: Study guide (3rd ed.). Addison-Wesley Longman.

Cita Chicago (17th ed.)

Atkinson, Brian. Parkin, Powell Matthews Economics: Study Guide. 3rd ed. Harlow, Eng: Addison-Wesley Longman, 1997.

Cita MLA (9th ed.)

Atkinson, Brian. Parkin, Powell Matthews Economics: Study Guide. 3rd ed. Addison-Wesley Longman, 1997.

Atenció: Aquestes cites poden no estar 100% correctes.