Baird, S. M. (1998). Usmle Step 1 Review Series Organ Systems Volume Three Gastrointestinal Endocrine Reproductive <i>en</i>.
Čikaški stil citiranja (17. izdanje)Baird, Stephen M. Usmle Step 1 Review Series Organ Systems Volume Three Gastrointestinal Endocrine Reproductive <i>en</i>. 1998.
MLA način citiranja (9. izdanje)Baird, Stephen M. Usmle Step 1 Review Series Organ Systems Volume Three Gastrointestinal Endocrine Reproductive <i>en</i>. 1998.
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