Cita APA (7th ed.)

National Industrial Conference Board. (1924). The tax problem in Wisconsin. s.n.

Cita Chicago (17th ed.)

National Industrial Conference Board. The Tax Problem in Wisconsin. New York: s.n, 1924.

Cita MLA (9th ed.)

National Industrial Conference Board. The Tax Problem in Wisconsin. s.n, 1924.

Atenció: Aquestes cites poden no estar 100% correctes.