Goodenough, U., & Levine, R. P. (1974). Genetics. New York: Holt, Rinehart and Winston.
Dyfyniad Arddull ChicagoGoodenough, Ursula, và Robert Paul Levine. Genetics. New York: Holt, Rinehart and Winston, 1974.
Dyfyniad MLAGoodenough, Ursula, và Robert Paul Levine. Genetics. New York: Holt, Rinehart and Winston, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.