Παραπομπή APA
Bingham, R. C. (1978). Economics: Study guide to acccompany McConell (7th ed.). New York: McGraw-Hill Book company.
Παραπομπή Chicago StyleBingham, Robert C. Economics: Study Guide to Acccompany McConell. 7th ed. New York: McGraw-Hill Book company, 1978.
Παραπομπή MLABingham, Robert C. Economics: Study Guide to Acccompany McConell. 7th ed. New York: McGraw-Hill Book company, 1978.
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