Παραπομπή APA

Alexander, H. E. (1961). Tax incentives for political contributions? Princeton, N.J.: Citizens' Research Foundation.

Παραπομπή Chicago Style

Alexander, Herbert E. Tax Incentives for Political Contributions? Princeton, N.J.: Citizens' Research Foundation, 1961.

Παραπομπή MLA

Alexander, Herbert E. Tax Incentives for Political Contributions? Princeton, N.J.: Citizens' Research Foundation, 1961.

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