Cita APA (7a ed.)
Littlejohn, S. W. (1989). Theories of human communication (3rd.ed.). Wadsworth.
Cita Chicago Style (17a ed.)
Littlejohn, Stephen W. Theories of Human Communication. 3rd.ed. Belmont: Wadsworth, 1989.
Cita MLA (9a ed.)
Littlejohn, Stephen W. Theories of Human Communication. 3rd.ed. Wadsworth, 1989.
Precaución: Estas citas no son 100% exactas.