Gottman, J. M., & Silver, N. (2015). The seven principles for making marriage work: A practical guide from the country's foremost relationship expert (Second edition.). Harmony Books.
Chicago Style (17th ed.) CitationGottman, John Mordechai, and Nan Silver. The Seven Principles for Making Marriage Work: A Practical Guide from the Country's Foremost Relationship Expert. Second edition. New York: Harmony Books, 2015.
MLA (8th ed.) CitationGottman, John Mordechai, and Nan Silver. The Seven Principles for Making Marriage Work: A Practical Guide from the Country's Foremost Relationship Expert. Second edition. Harmony Books, 2015.
Warning: These citations may not always be 100% accurate.