Citazione Stile APA (7a Edizione)

Hancock, J. C. (1961). An introduction to the principles of communication t. Mcgraw-Hill.

Citazione stile Chigago Style (17a edizione)

Hancock, John C. An Introduction to the Principles of Communication T. New York: Mcgraw-Hill, 1961.

Citatione MLA (9a ed.)

Hancock, John C. An Introduction to the Principles of Communication T. Mcgraw-Hill, 1961.