APA (7th ed.) Citation

Donaldson, P. (1978). Economics of the real world (2nd ed.). Peguin Books.

Chicago Style (17th ed.) Citation

Donaldson, Peter. Economics of the Real World. 2nd ed. Middlesex, England: Peguin Books, 1978.

MLA (9th ed.) Citation

Donaldson, Peter. Economics of the Real World. 2nd ed. Peguin Books, 1978.