Cita APA (7a ed.)

Quilliam, S. (1997). Body language secrets. Thorsons.

Cita Chicago Style (17a ed.)

Quilliam, Susan. Body Language Secrets. London: Thorsons, 1997.

Cita MLA (9a ed.)

Quilliam, Susan. Body Language Secrets. Thorsons, 1997.