APA-Zitierstil (7. Ausg.)

Ekelund, R. B., & Ekelund, R. B. (1975). A history of economic theory and method. McGraw-Hill.

Chicago-Zitierstil (17. Ausg.)

Ekelund, Robert Burton, und Robert B.;Herbert Ekelund. A History of Economic Theory and Method. McGraw-Hill, 1975.

MLA-Zitierstil (9. Ausg.)

Ekelund, Robert Burton, und Robert B.;Herbert Ekelund. A History of Economic Theory and Method. McGraw-Hill, 1975.