Cita APA (7a ed.)

Jaffe, A. B., & Trajtenberg, M. (1998). International knowledge flows: Evidence from patent citations. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Jaffe, Adam B., y Manuel Trajtenberg. International Knowledge Flows: Evidence from Patent Citations. Cambridge, MA: National Bureau of Economic Research, 1998.

Cita MLA (9a ed.)

Jaffe, Adam B., y Manuel Trajtenberg. International Knowledge Flows: Evidence from Patent Citations. National Bureau of Economic Research, 1998.