Cita APA (7a ed.)

Harbury, C. D. (1986). Descriptive economics: An Introduction to economic theory and the UK economy (7th ed.). Pitman.

Cita Chicago Style (17a ed.)

Harbury, C. D. Descriptive Economics: An Introduction to Economic Theory and the UK Economy. 7th ed. London: Pitman, 1986.

Cita MLA (9a ed.)

Harbury, C. D. Descriptive Economics: An Introduction to Economic Theory and the UK Economy. 7th ed. Pitman, 1986.