Cita APA

Zimbardo, P. G. (1989). Shyness: What it is. Addison-Wesley.

Citación estilo Chicago

Zimbardo, Philip G. Shyness: What It Is. Massachusetts: Addison-Wesley, 1989.

Cita MLA

Zimbardo, Philip G. Shyness: What It Is. Addison-Wesley, 1989.

Warning: These citations may not always be 100% accurate.