Engel, P. C. (2009). Pain-free biochemistry: An essential guide for the health sciences. Wiley-Blackwell.
芝加哥风格引文Engel, Paul C. Pain-free Biochemistry: An Essential Guide for the Health Sciences. Chichester, UK ; Hoboken, NJ: Wiley-Blackwell, 2009.
MLA引文Engel, Paul C. Pain-free Biochemistry: An Essential Guide for the Health Sciences. Wiley-Blackwell, 2009.
警告：这些引文格式不一定是100％准确.