"A-Z of Marriage" by Kingsley and Mildred Okonkwo is a concise manual designed to help couples understand and meet each other's needs for a fulfilling marriage. Organized alphabetically, each section addresses specific aspects of marital relationships, offering practical insights into both men's and women's perspectives. The book aims to equip readers with actionable advice to enhance their marital satisfaction. It is available in both paperback and Kindle formats.

For those interested in exploring the authors' teachings further, Kingsley Okonkwo has delivered a talk titled "A-Z of Marriage," which is accessible on YouTube.