Cita APA (7a ed.)
Powers, A. Front Cover: Great Book Jackets and Cover Design. Mitchell Beazley.
Cita estilo Chicago (17a ed.)
Powers, Alan. Front Cover: Great Book Jackets and Cover Design. Londres, Inglaterra: Mitchell Beazley.
Cita MLA (9a ed.)
Powers, Alan. Front Cover: Great Book Jackets and Cover Design. Mitchell Beazley.
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