Cita APA (7a ed.)

National Bureau of Economic Research. (1973). Working paper / National Bureau of Economic Research, Inc. National Bureau of Economic Research, Inc.

Cita Chicago Style (17a ed.)

National Bureau of Economic Research. Working Paper / National Bureau of Economic Research, Inc. Cambridge, Mass: National Bureau of Economic Research, Inc, 1973.

Cita MLA (8a ed.)

National Bureau of Economic Research. Working Paper / National Bureau of Economic Research, Inc. National Bureau of Economic Research, Inc, 1973.