LaDou, J. (1997). Occupational & environmental medicine (2nd ed.). Appleton & Lange.
芝加哥风格引文LaDou, Joseph. Occupational & Environmental Medicine. 2nd ed. Stamford, Conn.: Appleton & Lange, 1997.
MLA引文LaDou, Joseph. Occupational & Environmental Medicine. 2nd ed. Appleton & Lange, 1997.
警告：这些引文格式不一定是100％准确.