Cita APA (7th ed.)

Ladousse, G. P. (1983). Speaking personality. Cambridge University Press.

Cita Chicago (17th ed.)

Ladousse, Gillian Porter. Speaking Personality. London: Cambridge University Press, 1983.

Cita MLA (9th ed.)

Ladousse, Gillian Porter. Speaking Personality. Cambridge University Press, 1983.