Schuller, R. H. (1973). The greatest possibility thinker that ever lived. Fleming H.Revell.
芝加哥风格引文Schuller, Robert H. The Greatest Possibility Thinker That Ever Lived. New Jersey: Fleming H.Revell, 1973.
MLA引文Schuller, Robert H. The Greatest Possibility Thinker That Ever Lived. Fleming H.Revell, 1973.
警告：这些引文格式不一定是100％准确.