Keyser, L. S. (1953). A system of christian evidence (10th ed.). Lutheran literary board.
芝加哥风格引文Keyser, Leander S. A System of Christian Evidence. 10th ed. Burlington: Lutheran literary board, 1953.
MLA引文Keyser, Leander S. A System of Christian Evidence. 10th ed. Lutheran literary board, 1953.
警告：这些引文格式不一定是100％准确.