WALSH GARY. (2007). BIOPHARMACEUTICALS: BIOCHEMISTRY AND BIOTECHNOLOGY 2ND (2.).
Chicago-viite (17. p.)WALSH GARY. BIOPHARMACEUTICALS: BIOCHEMISTRY AND BIOTECHNOLOGY 2ND. 2. USA, 2007.
MLA-viite (9. p.)WALSH GARY. BIOPHARMACEUTICALS: BIOCHEMISTRY AND BIOTECHNOLOGY 2ND. 2. 2007.
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