Smalley, G., & Trent, J. (1990). The two sides of love: Using personality strengths to greatly improve your relationships. Tyndale.
芝加哥风格引文Smalley, Gary, 与 John Trent. The Two Sides of Love: Using Personality Strengths to Greatly Improve Your Relationships. Wheaton: Tyndale, 1990.
MLA引文Smalley, Gary, 与 John Trent. The Two Sides of Love: Using Personality Strengths to Greatly Improve Your Relationships. Tyndale, 1990.
警告：这些引文格式不一定是100％准确.