Cita APA (7th ed.)

JEFKINS FRANK. (1989). PUBLIC RELATIONS TECHNIQUES. HEINEMANN.

Cita Chicago (17th ed.)

JEFKINS FRANK. PUBLIC RELATIONS TECHNIQUES. OXFORD: HEINEMANN, 1989.

Cita MLA (9th ed.)

JEFKINS FRANK. PUBLIC RELATIONS TECHNIQUES. HEINEMANN, 1989.