Citazione Stile APA (7a Edizione)

JEFFREY, R. C., & PETERSON, O. (1980). Speech: Atext with adapted readings.-- ed.3. Harper and Row.

Citazione stile Chigago Style (17a edizione)

JEFFREY, Robert C., e Owen PETERSON. Speech: Atext with Adapted Readings.-- Ed.3. New York: Harper and Row, 1980.

Citatione MLA (9a ed.)

JEFFREY, Robert C., e Owen PETERSON. Speech: Atext with Adapted Readings.-- Ed.3. Harper and Row, 1980.