Mitchell-Olds, T. (1991). Quantitative genetic changes in small populations. In Proceedings of the Fourth International Congress of Systematic and Evolutionary Biology (pp. 634–638). Portland, OR: Dioscorides Press.

Mitchell-Olds, T. “Quantitative genetic changes in small populations.” In Proceedings of the Fourth International Congress of Systematic and Evolutionary Biology, 634–38. Portland, OR: Dioscorides Press, 1991.

Mitchell-Olds T. Quantitative genetic changes in small populations. In: Proceedings of the Fourth International Congress of Systematic and Evolutionary Biology. Portland, OR: Dioscorides Press; 1991. p. 634–8.

Mitchell-Olds, T. “Quantitative genetic changes in small populations.” Proceedings of the Fourth International Congress of Systematic and Evolutionary Biology, Dioscorides Press, 1991, pp. 634–38.

Mitchell-Olds T. Quantitative genetic changes in small populations. Proceedings of the Fourth International Congress of Systematic and Evolutionary Biology. Portland, OR: Dioscorides Press; 1991. p. 634–638.