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Dyfyniad Arddull ChicagoSharma, Diwakar. Public Relations: An Emerging Specialised Profession: Text and Case Studies. New Delhi: Deep & Deep, 2004.
Dyfyniad MLASharma, Diwakar. Public Relations: An Emerging Specialised Profession: Text and Case Studies. Deep & Deep, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.