The Kindness Challenge: Thirty Days to Improve Any Relationship

The 5 Love Languages: The Secret to Love that Lasts, Edition 4

For Women Only, Revised and Updated Edition: What You Need to Know about the Inner Lives of Men

Boundaries in Marriage: Understanding the Choices That Make or Break Loving Relationships

The 4 Seasons of Marriage: Secrets to a Lasting Marriage

The Good News About Marriage: Debunking Discouraging Myths about Marriage and Divorce

Loving Him Well: Practical Advice on Influencing Your Husband

For Women Only, For Men Only, and For Couples Only Participant's Guide: Three-in-One Relationship Study Resource

The Meaning of Marriage: Facing the Complexities of Commitment with the Wisdom of God

Thriving in Love and Money: 5 Game-Changing Insights about Your Relationship, Your Money, and Yourself

The Emotionally Destructive Marriage: How to Find Your Voice and Reclaim Your Hope

For Men Only Discussion Guide: A Companion to the Bestseller About the Inner Lives of Women

When God Writes Your Love Story (Expanded Edition): The Ultimate Guide to Guy/Girl Relationships

For Parents Only: Getting Inside the Head of Your Kid

Bringing Out the Best in Your Husband: Encourage Your Spouse and Experience the Relationship You've Always Wanted

Love and Respect: The Love She Most Desires; The Respect He Desperately Needs

Keys for Marriage

The Love Dare

Saving Your Marriage Before It Starts: Seven Questions to Ask Before -- and After -- You Marry

Questions Couples Ask: Answers to the Top 100 Marital Questions