Cita APA (7a ed.)
Permaloff, A., & Grafton, C. (1992). Optical character recognition. PS: Political Science & Politics, 25, 523-532.
Cita Chicago Style (17a ed.)
Permaloff, Anne, y Carl Grafton. "Optical Character Recognition." PS: Political Science & Politics 25 (1992): 523-532.
Cita MLA (9a ed.)
Permaloff, Anne, y Carl Grafton. "Optical Character Recognition." PS: Political Science & Politics, vol. 25, 1992, pp. 523-532.
Precaución: Estas citas no son 100% exactas.