Cita APA (7a ed.)

Gilbert, M., & Dickens, P. D. (1941). Export prices and export cartels (Webb-Pomerene associations). [publisher not identified].

Cita Chicago Style (17a ed.)

Gilbert, Milton, y Paul D. Dickens. Export Prices and Export Cartels (Webb-Pomerene Associations). [Washington]: [publisher not identified], 1941.

Cita MLA (8a ed.)

Gilbert, Milton, y Paul D. Dickens. Export Prices and Export Cartels (Webb-Pomerene Associations). [publisher not identified], 1941.