Cita APA (7th ed.)
Zipf, G. K., & Miller, G. A. (1968). The Psycho-biology of Lenguaje: An Introduction to Dynamic Philology.
Cita Chicago (17th ed.)
Zipf, George Kingsley, i George A. Miller. The Psycho-biology of Lenguaje: An Introduction to Dynamic Philology. 1968.
Cita MLA (9th ed.)
Zipf, George Kingsley, i George A. Miller. The Psycho-biology of Lenguaje: An Introduction to Dynamic Philology. 1968.
Atenció: Aquestes cites poden no estar 100% correctes.