Cita APA (7a ed.)

Lerner, J. (2000). 150 years of patent protection. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Lerner, Joshua. 150 Years of Patent Protection. Cambridge, MA: National Bureau of Economic Research, 2000.

Cita MLA (9a ed.)

Lerner, Joshua. 150 Years of Patent Protection. National Bureau of Economic Research, 2000.