Cita APA (7th ed.)

Griffin, E. (2008). A first look at communication theory.-- Ed.6. McGraw Hill.

Cita Chicago (17th ed.)

Griffin, EM. A First Look at Communication Theory.-- Ed.6. Boston: McGraw Hill, 2008.

Cita MLA (9th ed.)

Griffin, EM. A First Look at Communication Theory.-- Ed.6. McGraw Hill, 2008.