«The American Psychological Association Dictionary of Psychology». www.apa.org. American Psychological Association. Consultado el 30 de octubre de 2021. «a process in which an individual unconsciously incorporates... the attitudes, values, and qualities of another person or a part of another person’s personality. Introjection may occur, for example, in the mourning process for a loved one.»
Westen, Drew (1999). «The Scientific Status of Unconscious Processes: Is Freud Really Dead?». Journal of the American Psychoanalytic Association47 (4): 1061-1106. PMID10650551. doi:10.1177/000306519904700404.
Westen, Drew (1999). «The Scientific Status of Unconscious Processes: Is Freud Really Dead?». Journal of the American Psychoanalytic Association47 (4): 1061-1106. PMID10650551. doi:10.1177/000306519904700404.