APA način citiranja

Ferguson, C. E., & Vaish, M. C. (1962). Principles of economics. Duke University.

Čikaški stil citiranja

Ferguson, C. E., i M. C. Vaish. Principles of Economics. USA: Duke University, 1962.

MLA način citiranja

Ferguson, C. E., i M. C. Vaish. Principles of Economics. Duke University, 1962.