Janssen, B. S. 1. (2010). Patent models index: Guide to the collections of the National Museum of American History, Smithsonian Institution. Washington, D.C.: Smithsonian Institution Scholarly Press.
Citación estilo ChicagoJanssen, Barbara Suit 1950-. Patent Models Index: Guide to the Collections of the National Museum of American History, Smithsonian Institution. Washington, D.C.: Smithsonian Institution Scholarly Press, 2010.
Cita MLAJanssen, Barbara Suit 1950-. Patent Models Index: Guide to the Collections of the National Museum of American History, Smithsonian Institution. Washington, D.C.: Smithsonian Institution Scholarly Press, 2010.
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