There are a lot of good books on bonding and dealing with children with Attachment Disorder. Here is a list of some of the books I recommend on the subject:
Adopting the Hurt Child: Hope for Families With Special-Needs Kids : A Guide for Parents and Professionals – by Gregory C. Keck & Regina M. Kupecky
Building the Bonds of Attachment: Awakening Love in Deeply Troubled Children – by Daniel A. Hughes
Change Your Brain, Change Your Life: The Breakthrough Program for Conquering Anxiety, Depression, Obsessiveness, Anger, and Impulsiveness – by Daniel G. Amen
The Connected Child: Bring hope and healing to your adoptive family – by Karyn B. Purvis, David R. Cross & Wendy Lyons Sunshine
Dandelion on My Pillow, Butcher Knife Beneath – by Nancy L. Thomas, Beth Thomas & Terena Thomas
Facilitating Developmental Attachment: The Road to Emotional Recovery and Behavioral Change in Foster and Adopted Children – by Daniel A. Hughes
The Family Virtues Guide: Simple Ways to Bring Out the Best in Our Children and Ourselves – by Linda Kavelin Popov, Dan Popov & John Kavelin
Ghosts from the Nursery: Tracing the Roots of Violence – by Robin Karr-Morse, Meredith S. Wiley & Dr. T. Berry Brazelton (Introduction)
The Happiest Baby on the Block – by Harvey Karp, MD
Healing the Hardware of the Soul: How Making the Brain-Soul Connection Can Optimize Your Life, Love, and Spiritual Growth – by Daniel Amen
High Risk: Children Without A Conscience – by Ken Magid
Holding Time – by Martha G. Welch & Mary Ellen Mark
Little Bunny Says Goodbye to Birth Mom – by Sherri Malloy, PhD
The Miracle Worker – by William Gibson
99 Ways To Drive Your Child Sane – by Brita St. Clair
The Primal Wound: Understanding the Adopted Child – by Nancy Verrier
The Secret Life of the Unborn Child: How You Can Prepare Your Baby for a Happy, Healthy Life – by Thomas Verny & John Kelly
So You Want to Be a Prince? – by Deborah Hage, MSW
So You Want to Be a Princess? – by Deborah Hage, MSW
Therapeutic Parenting It’s a Matter of Attitude! – by Deborah Hage, MSW
Touching: The Human Significance of the Skin – by Ashley Montagu
Understanding and Treating the Severely Disturbed Child – by Foster W. Cline
When Love Is Not Enough: A Guide to Parenting Children with RAD – by Nancy L. Thomas