Estep, W. R. (1976). The Lord´s free people in a free land. Evans Press.
芝加哥风格引文Estep, William R.,ed. The Lord´s Free People in a Free Land. Fort Worth, Texas: Evans Press, 1976.
MLA引文Estep, William R.,ed. The Lord´s Free People in a Free Land. Evans Press, 1976.
警告：这些引文格式不一定是100％准确.