Παραπομπή APA

(1965). The American economic system... and your part in it. New York: United Feature Syndicate, Inc.

Παραπομπή Chicago Style

The American Economic System... and Your Part in It. New York: United Feature Syndicate, Inc, 1965.

Παραπομπή MLA

The American Economic System... and Your Part in It. New York: United Feature Syndicate, Inc, 1965.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.