Ridgely, H. W. (1894). The old brick churches of Maryland. A. D. F. Randolph and company.
芝加哥风格引文Ridgely, Helen W. The Old Brick Churches of Maryland. New York: A. D. F. Randolph and company, 1894.
MLA引文Ridgely, Helen W. The Old Brick Churches of Maryland. A. D. F. Randolph and company, 1894.
警告：这些引文格式不一定是100％准确.