George, W. E., & Wallman, L. S. (1949). A medical examination of employees of the coal mining industry of New South Wales. Alfred Henry Pettifer, Government Printer.
芝加哥风格引文George, W. E., 与 L. S. Wallman. A Medical Examination of Employees of the Coal Mining Industry of New South Wales. Sydney: Alfred Henry Pettifer, Government Printer, 1949.
MLA引文George, W. E., 与 L. S. Wallman. A Medical Examination of Employees of the Coal Mining Industry of New South Wales. Alfred Henry Pettifer, Government Printer, 1949.
警告：这些引文格式不一定是100％准确.