p27.
Bruce D. Perry, “Bonding and Attachment in Maltreated Children: Consequences of Emotional Neglect in Childhood”, available at http://teacher.scholastic.com/professional/bruceperry/bonding.htm . Adapted in part from Bruce D. Perry (1996), Maltreated Children: Experience, Brain Development and the Next Generation, W.W. Norton & Co. See also Tiffany Field (2001), Touch.