Jefkins, F. W. (1987). Public relations for your business. Mercury Books.
Chicago (17e ed.) BronvermeldingJefkins, Frank William. Public Relations for Your Business. London: Mercury Books, 1987.
MLA (9e ed.) BronvermeldingJefkins, Frank William. Public Relations for Your Business. Mercury Books, 1987.
Let op: Deze citaties zijn niet altijd 100% accuraat.