Potential resources:
- OCLC #45958314 ISBN #9780316778091 (The attachment parenting book a commonsense guide to understanding and nurturing your baby by William Sears and Martha Sears)
- OCLC #42011457 ISBN #9780671027629 (Attachment parenting instinctive care for your baby and young child by Katie Allison Granju with Betsy Kennedy ; introduction by William Sears)