Richmond, V. P. (1987). Nonverbal behavior in interpersonal relations. Prentice Hall.
Chicago-čujuhus (17. p.)Richmond, Virginia P. Nonverbal Behavior in Interpersonal Relations. Prentice Hall, 1987.
MLA-čujuhus (9. p.)Richmond, Virginia P. Nonverbal Behavior in Interpersonal Relations. Prentice Hall, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.