Cita APA (7a ed.)
(2005). Purchasing with plastic. American City & County, 120(3), 50-51.
Cita Chicago Style (17a ed.)
"Purchasing with Plastic." American City & County 120, no. 3 (2005): 50-51.
Cita MLA (9a ed.)
"Purchasing with Plastic." American City & County, vol. 120, no. 3, 2005, pp. 50-51.
Precaución: Estas citas no son 100% exactas.