Cita APA (7th ed.)

Watzlawick, P. (1977). How real is real? confusion, disinformation communication. Vintage Books.

Cita Chicago (17th ed.)

Watzlawick, Paul. How Real Is Real? Confusion, Disinformation Communication. New York: Vintage Books, 1977.

Cita MLA (9th ed.)

Watzlawick, Paul. How Real Is Real? Confusion, Disinformation Communication. Vintage Books, 1977.