APA (7th ed.) Citation

Laughlin, J. L. (1920). The elements of political economy: With some applications to questions of the day (Rev. ed.). American Book Comp.

Chicago Style (17th ed.) Citation

Laughlin, James Laurence. The Elements of Political Economy: With Some Applications to Questions of the Day. Rev. ed. New York u.a: American Book Comp, 1920.

MLA (9th ed.) Citation

Laughlin, James Laurence. The Elements of Political Economy: With Some Applications to Questions of the Day. Rev. ed. American Book Comp, 1920.