Cita APA (7a ed.)
(2009). HarperCollins grows sales and profits. Bookseller, 5381, 8.
Cita Chicago Style (17a ed.)
"HarperCollins Grows Sales and Profits." Bookseller 5381 (2009): 8.
Cita MLA (9a ed.)
"HarperCollins Grows Sales and Profits." Bookseller, 5381, 2009, p. 8.
Precaución: Estas citas no son 100% exactas.