Cita APA (7th ed.)

American Academy Political and Social Science, Philadelphia. (1947). The motion picture industry. s.n.

Cita Chicago (17th ed.)

American Academy Political and Social Science, Philadelphia. The Motion Picture Industry. Philadelphia: s.n, 1947.

Cita MLA (9th ed.)

American Academy Political and Social Science, Philadelphia. The Motion Picture Industry. s.n, 1947.