Cita APA (7th ed.)

Jensen, R., & Thursby, M. (1998). Proofs and prototypes for sale: The tale of university licensing. National Bureau of Economic Research.

Cita Chicago (17th ed.)

Jensen, Richard, i Marie Thursby. Proofs and Prototypes for Sale: The Tale of University Licensing. Cambridge: National Bureau of Economic Research, 1998.

Cita MLA (9th ed.)

Jensen, Richard, i Marie Thursby. Proofs and Prototypes for Sale: The Tale of University Licensing. National Bureau of Economic Research, 1998.