(2012). Genetics. John Wiley & Sons.
Dyfyniad Arddull ChicagoGenetics. Singapore: John Wiley & Sons, 2012.
Dyfyniad MLAGenetics. John Wiley & Sons, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
(2012). Genetics. John Wiley & Sons.
Dyfyniad Arddull ChicagoGenetics. Singapore: John Wiley & Sons, 2012.
Dyfyniad MLAGenetics. John Wiley & Sons, 2012.