Cita APA (7a ed.)
(2012). Apple's iBooks Author app attracts publishers. Bookseller, 5513, 4.
Cita Chicago Style (17a ed.)
"Apple's IBooks Author App Attracts Publishers." Bookseller 5513 (2012): 4.
Cita MLA (9a ed.)
"Apple's IBooks Author App Attracts Publishers." Bookseller, 5513, 2012, p. 4.
Precaución: Estas citas no son 100% exactas.