(Inggris) Anthony JF Griffiths, Jeffrey H Miller, David T Suzuki, Richard C Lewontin, and William M Gelbart (2000). An Introduction to Genetic Analysis. University of British Columbia, University of California, Harvard University (edisi ke-7). W. H. Freeman. hlm. Genes as determinants of the inherent properties of species. ISBN0-7167-3520-2. Diakses tanggal 2010-08-16.Pemeliharaan CS1: Banyak nama: authors list (link)
(Inggris) Anthony JF Griffiths, Jeffrey H Miller, David T Suzuki, Richard C Lewontin, and William M Gelbart (2000). An Introduction to Genetic Analysis. University of British Columbia, University of California, Harvard University (edisi ke-7). W. H. Freeman. hlm. Figure 1-9. Generalized structure of a eukaryotic gene. ISBN0-7167-3520-2. Diakses tanggal 2010-08-16.Pemeliharaan CS1: Banyak nama: authors list (link)
(Inggris) Anthony JF Griffiths, Jeffrey H Miller, David T Suzuki, Richard C Lewontin, and William M Gelbart (2000). An Introduction to Genetic Analysis. University of British Columbia, University of California, Harvard University (edisi ke-7). W. H. Freeman. hlm. Figure 11-25. The promoter region in higher eukaryotes. ISBN0-7167-3520-2. Diakses tanggal 2010-08-19.Pemeliharaan CS1: Banyak nama: authors list (link)
(Inggris) Anthony JF Griffiths, Jeffrey H Miller, David T Suzuki, Richard C Lewontin, dan William M Gelbart (2001). An Introduction to Genetic Analysis. University of British Columbia, University of California, Harvard University (edisi ke-7). W. H. Freeman. hlm. Figure 10-24. ISBN0-7167-3520-2. Diakses tanggal 2010-10-06.Pemeliharaan CS1: Banyak nama: authors list (link)
(Inggris) Anthony JF Griffiths, Jeffrey H Miller, David T Suzuki, Richard C Lewontin, dan William M Gelbart (2001). An Introduction to Genetic Analysis. University of British Columbia, University of California, Harvard University (edisi ke-7). W. H. Freeman. hlm. Genetic code. ISBN0-7167-3520-2. Diakses tanggal 2010-10-06.Pemeliharaan CS1: Banyak nama: authors list (link)