1. Molecular polymorphism: How much is there and why is there so much?
2. ; An Introduction to Population Genetics Theory. New York, Harper and Row, 1970.
3. Small population size and genetic diversity: Implications for endangered species, pp. 281-289 in Endangered Birds: Management Techniques for Preserving Endangered Species. ed. Madison, Univ. of Wisconsin Press, 1978.
4. Introduction to Quantitative Genetics. 2nd edition. London, Longman, 1981.