Cita APA

Harrison, B., Smith, C., & Davies, B. (1992). Introductory economics. Macmillan.

Citación estilo Chicago

Harrison, B., C. Smith, and B. Davies. Introductory Economics. London: Macmillan, 1992.

Cita MLA

Harrison, B., et al. Introductory Economics. Macmillan, 1992.

Warning: These citations may not always be 100% accurate.