Couple Skills (2nd Ed): Making Your Relationship Work

Make Love Work : A Practical Guide to Relationship Success

The ACT Relationship Skills Workbook for Teens: Getting to Know Your Relationship Patterns, Boundaries, and Values for Happier, Healthier Connections

Relationship Workbook for Couples: Workbook and Guide Proven to Improve Communication Skills, Build Trust, Deepen Intimacy, and Resolve Conflicts. ... and Recover from Unhealthy Relationships)

The Couple Skills Workbook: Manage Conflict, Increase Trust and Intimacy, and Build a Better Relationship (New Harbinger Self-help Workbooks)