SINGH U K. (1998). INTERNATIONAL ENCYCLOPAEDIA OF PROFESSIONAL MANAGEMENT: PUBLIC RELATIONS MGMT. ANMOL PUBLISHERS.
Chicago (17e ed.) BronvermeldingSINGH U K. INTERNATIONAL ENCYCLOPAEDIA OF PROFESSIONAL MANAGEMENT: PUBLIC RELATIONS MGMT. NEW DHLHI: ANMOL PUBLISHERS, 1998.
MLA (9e ed.) BronvermeldingSINGH U K. INTERNATIONAL ENCYCLOPAEDIA OF PROFESSIONAL MANAGEMENT: PUBLIC RELATIONS MGMT. ANMOL PUBLISHERS, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.