Cita APA

Berne, E. (1992). What do you say after you say hello (1ed.). Corgi.

Citación estilo Chicago

Berne, Eric. What Do You Say After You Say Hello. 1ed. Corgi, 1992.

Cita MLA

Berne, Eric. What Do You Say After You Say Hello. 1ed. Corgi, 1992.