Cita APA (7th ed.)

Jefkins, F. W. (1987). Public relations for your business. Mercury Books.

Cita Chicago (17th ed.)

Jefkins, Frank William. Public Relations for Your Business. London: Mercury Books, 1987.

Cita MLA (9th ed.)

Jefkins, Frank William. Public Relations for Your Business. Mercury Books, 1987.