Cita APA (7a ed.)
Thierrin, R. (1995). Pen computers simplify projects. American City & County, 110, 12-13.
Cita Chicago Style (17a ed.)
Thierrin, Raymond. "Pen Computers Simplify Projects." American City & County 110 (1995): 12-13.
Cita MLA (9a ed.)
Thierrin, Raymond. "Pen Computers Simplify Projects." American City & County, vol. 110, 1995, pp. 12-13.
Precaución: Estas citas no son 100% exactas.