Kaplan. (1998). Usmle step 1 - Review Series: Biochemistry Molecular Biology Cell Biology <i>en</i>.
芝加哥风格引文Kaplan. Usmle Step 1 - Review Series: Biochemistry Molecular Biology Cell Biology <i>en</i>. 1998.
MLA引文Kaplan. Usmle Step 1 - Review Series: Biochemistry Molecular Biology Cell Biology <i>en</i>. 1998.
警告：这些引文格式不一定是100％准确.