Leman, K. (1985). The birth order book: Why you are the way you are. F.H. Revell.
芝加哥风格引文Leman, Kevin. The Birth Order Book: Why You Are the Way You Are. Old Tappan, N.J: F.H. Revell, 1985.
MLA引文Leman, Kevin. The Birth Order Book: Why You Are the Way You Are. F.H. Revell, 1985.
警告：这些引文格式不一定是100％准确.