Alloway, K. (1998). Usmle step 1 - Review Series - Organ Systems Nervous musculoskeletal Connective tissue Integument. s.n.
Chicago Style aipamenaAlloway, Kevin. Usmle Step 1 - Review Series - Organ Systems Nervous Musculoskeletal Connective Tissue Integument. Washigton: s.n, 1998.
MLA aipamenaAlloway, Kevin. Usmle Step 1 - Review Series - Organ Systems Nervous Musculoskeletal Connective Tissue Integument. s.n, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.