Akil, H., Herz, A., & Simon, E. J. (1993). Opioids. Springer-Verlag.
芝加哥风格引文Akil, Huda, Albert Herz, 与 Eric J. Simon. Opioids. Berlin: Springer-Verlag, 1993.
MLA引文Akil, Huda, et al. Opioids. Springer-Verlag, 1993.
警告：这些引文格式不一定是100％准确.
APA引文