APA (7e ed.) Bronvermelding

Lewis, H. (1998). Body language: A guide for professionals. Response Books.

Chicago (17e ed.) Bronvermelding

Lewis, Hedwig. Body Language: A Guide for Professionals. New Delhi ; Thousand Oaks, Calif.: Response Books, 1998.

MLA (8e ed.) Bronvermelding

Lewis, Hedwig. Body Language: A Guide for Professionals. Response Books, 1998.