Hartwell, L. H. (2008). Genetic portraits to accompany Genetics from Genes to Genomes (3rd ed.). McGraw-Hill Higher Education.
Lua i Stíl Chicago (17ú heag.)Hartwell, Leland H. Genetic Portraits to Accompany Genetics from Genes to Genomes. 3rd ed. Boston: McGraw-Hill Higher Education, 2008.
Lua MLA (9ú heag.)Hartwell, Leland H. Genetic Portraits to Accompany Genetics from Genes to Genomes. 3rd ed. McGraw-Hill Higher Education, 2008.
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