Cita APA (7a ed.)

Aubrey, H. G., & Darmstadter, J. (1961). Introduct: Economic challenge and response. National Planning Association.

Cita Chicago Style (17a ed.)

Aubrey, Henry G., y Joel Darmstadter. Introduct: Economic Challenge and Response. Washington: National Planning Association, 1961.

Cita MLA (9a ed.)

Aubrey, Henry G., y Joel Darmstadter. Introduct: Economic Challenge and Response. National Planning Association, 1961.