Cita APA (7a ed.)
Welker, J. (2012). Counting on COUNTER. Computers in Libraries, 32(9), 6-12.
Cita Chicago Style (17a ed.)
Welker, Josh. "Counting on COUNTER." Computers in Libraries 32, no. 9 (2012): 6-12.
Cita MLA (9a ed.)
Welker, Josh. "Counting on COUNTER." Computers in Libraries, vol. 32, no. 9, 2012, pp. 6-12.
Precaución: Estas citas no son 100% exactas.