Cita APA (7a ed.)

Morgenstern, O. (1954). Economic activity analysis. John Wiley & Sons [etc.].

Cita Chicago Style (17a ed.)

Morgenstern, Oskar. Economic Activity Analysis. New York [etc.]: John Wiley & Sons [etc.], 1954.

Cita MLA (9a ed.)

Morgenstern, Oskar. Economic Activity Analysis. John Wiley & Sons [etc.], 1954.