Lewis, R. (1999). Human genetics: Concepts and applications (3rd ed.). McGraw-Hill.
Chicago-viite (17. p.)Lewis, Ricki. Human Genetics: Concepts and Applications. 3rd ed. Boston: McGraw-Hill, 1999.
MLA-viite (9. p.)Lewis, Ricki. Human Genetics: Concepts and Applications. 3rd ed. McGraw-Hill, 1999.
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