Cita APA (7a ed.)

Atkinson, B., King, H. B., & Cohen, A. J. (1996). Economics: Study guide (2a ed.). [s.n].

Cita Chicago Style (17a ed.)

Atkinson, Brian, Harvey B. King, y Avi J. Cohen. Economics: Study Guide. 2a ed. AddiSon-WeSley, California: [s.n], 1996.

Cita MLA (9a ed.)

Atkinson, Brian, et al. Economics: Study Guide. 2a ed. [s.n], 1996.