Cita APA (7a ed.)
PM, D. (2003). Tradegy of the Commons revisited: Librarians, publishers, faculty and the demise of a public resource. Portal: Libraries & the Academy, 3(4), 547-563.
Cita Chicago Style (17a ed.)
PM, Davis. "Tradegy of the Commons Revisited: Librarians, Publishers, Faculty and the Demise of a Public Resource." Portal: Libraries & the Academy 3, no. 4 (2003): 547-563.
Cita MLA (9a ed.)
PM, Davis. "Tradegy of the Commons Revisited: Librarians, Publishers, Faculty and the Demise of a Public Resource." Portal: Libraries & the Academy, vol. 3, no. 4, 2003, pp. 547-563.
Precaución: Estas citas no son 100% exactas.