APA-čujuhus (7. p.)
Ratledge, C., & Kristiansen, B. e. (2002). Basic biotechnology (2nd ed.). CUP.
Chicago-čujuhus (17. p.)
Ratledge, Colin, juo Bjorn ed Kristiansen. Basic Biotechnology. 2nd ed. Cambridge: CUP, 2002.
MLA-čujuhus (9. p.)
Ratledge, Colin, juo Bjorn ed Kristiansen. Basic Biotechnology. 2nd ed. CUP, 2002.
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