Pastor and author, David Kuykendall, authored several helpful books on believers living from their union with Christ. His workbook on marriage enrichment is titled A Graceful Body. His ebooks are available for free download at LivingByGrace.org.
With permission, this book has been imported to www.GraceStudyHall.org as a free online course. This biblical exposition is Christ-centered, practical and countercultural. The book in PDF is available here.