Cliff, S. (1993). The best in point-of-purchase design. Rotovision.
Cita Chicago (17th ed.)Cliff, Stafford. The Best in Point-of-purchase Design. Mies, Switzerland: Rotovision, 1993.
Cita MLA (9th ed.)Cliff, Stafford. The Best in Point-of-purchase Design. Rotovision, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.