Cita APA

Penn, B. (2004). Be your own PR expert (2nd ed.). Thomson Learning.

Citación estilo Chicago

Penn, Bill. Be Your Own PR Expert. 2nd ed. Australia: Thomson Learning, 2004.

Cita MLA

Penn, Bill. Be Your Own PR Expert. 2nd ed. Thomson Learning, 2004.

Warning: These citations may not always be 100% accurate.