Umadhay, G. (1953). Theory and practice of plane-table surveying.
芝加哥风格引文Umadhay, Gregorio. Theory and Practice of Plane-table Surveying. 1953.
MLA引文Umadhay, Gregorio. Theory and Practice of Plane-table Surveying. 1953.
警告：这些引文格式不一定是100％准确.
APA引文