Cita APA (7a ed.)

Gordon, R. H., & Wilson, J. D. (2001). Expenditure competition. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Gordon, Roger H., y John D. Wilson. Expenditure Competition. Cambridge, MA: National Bureau of Economic Research, 2001.

Cita MLA (9a ed.)

Gordon, Roger H., y John D. Wilson. Expenditure Competition. National Bureau of Economic Research, 2001.