Gerwitz JL, Peláez Nogueras M. Social-Conditioning Theory Applied to Metaphors Like "Attachment": The Conditioning of Infant Separation Protests by Mothers*. MJBA [Internet]. 2011 Aug. 25 [cited 2024 Apr. 29];1(1):87-103. Available from: https://revistas.unam.mx/index.php/rmac/article/view/26903