APA-referens

Seth, M., & Vaish, M. (1971). Principles of economics/6e (5th ed.). Lakshmi narain agarwal.

Chicago-stil citat

Seth, M.L, och M.C Vaish. Principles of Economics/6e. 5th ed. Agra: Lakshmi narain agarwal, 1971.

MLA-referens

Seth, M.L, och M.C Vaish. Principles of Economics/6e. 5th ed. Lakshmi narain agarwal, 1971.