Duesenberry, J. S., & Preston, L. E. (1960). Cases and problems in economics. Englewood Ciffs, N.J: Prentice-Hall.
Παραπομπή Chicago StyleDuesenberry, James Stemble, and Lee E. Preston. Cases and Problems in Economics. Englewood Ciffs, N.J: Prentice-Hall, 1960.
Παραπομπή MLADuesenberry, James Stemble, and Lee E. Preston. Cases and Problems in Economics. Englewood Ciffs, N.J: Prentice-Hall, 1960.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.