Watson, J, D.; Baker, T. A.; Bell, S. P.; Gann, A.; Levine, M. et Losick, R (2004). Molecular Biology of the Gene (Fifth edition edición). San Francisco: Benjamin Cummings. ISBN 0-321-22368-3.
jstor.org
W. Bateson and R. C. Punnett (1911). «On the Inter-Relations of Genetic Factors». Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character84 (568). pp 3-8.
