Cita APA (7a ed.)
Cerf, V. G. (2012). Why Is Accessibility So Hard? Communications of the ACM, 55(11), 7-8.
Cita Chicago Style (17a ed.)
Cerf, Vinton G. "Why Is Accessibility So Hard?" Communications of the ACM 55, no. 11 (2012): 7-8.
Cita MLA (9a ed.)
Cerf, Vinton G. "Why Is Accessibility So Hard?" Communications of the ACM, vol. 55, no. 11, 2012, pp. 7-8.
Precaución: Estas citas no son 100% exactas.