HASSAN, A. U. (2013). Platinum notes: :USMLE STEP -1. Jaypee Brothers Medical Publishers.
芝加哥风格引文HASSAN, Ashfaq UI. Platinum Notes: :USMLE STEP -1. Jaypee Brothers Medical Publishers, 2013.
MLA引文HASSAN, Ashfaq UI. Platinum Notes: :USMLE STEP -1. Jaypee Brothers Medical Publishers, 2013.
警告：这些引文格式不一定是100％准确.