APA (7th ed.) Citation

LaHaye, T. F. (1968). How to be happy though married, by Tim LaHaye. Tyndale House Pub.

Chicago Style (17th ed.) Citation

LaHaye, Tim F. How to Be Happy Though Married, by Tim LaHaye. Wheaton, IL: Tyndale House Pub, 1968.

MLA (9th ed.) Citation

LaHaye, Tim F. How to Be Happy Though Married, by Tim LaHaye. Tyndale House Pub, 1968.