(1963). 500 cas concrets de relations publiques. Technique Relations.
Cita Chicago Style (17a ed.)500 Cas Concrets De Relations Publiques. Paris: Technique Relations, 1963.
Cita MLA (9a ed.)500 Cas Concrets De Relations Publiques. Technique Relations, 1963.
Precaución: Estas citas no son 100% exactas.