Cita APA (7th ed.)
ebrary, Inc, Cohen, W. M., & Merrill, S. A. (2003). Patents in the knowledge-based economy. National Academies Press.
Cita Chicago (17th ed.)
ebrary, Inc, Wesley M. Cohen, i Stephen A. Merrill. Patents in the Knowledge-based Economy. Washington, D.C.: National Academies Press, 2003.
Cita MLA (9th ed.)
ebrary, Inc, et al. Patents in the Knowledge-based Economy. National Academies Press, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.