Kahlbaugh, Patricia E.; Haviland, Jeannette M. (1994). "Nonverbal communication between parents and adolescents: A study of approach and avoidance behaviours". Journal of Nonverbal Behaviour. 18 (1): 91–113. doi:10.1007/bf02169080. S2CID15487200.
Kahlbaugh, Patricia E.; Haviland, Jeannette M. (1994). "Nonverbal communication between parents and adolescents: A study of approach and avoidance behaviours". Journal of Nonverbal Behaviour. 18 (1): 91–113. doi:10.1007/bf02169080. S2CID15487200.