1. The Problem of Cyclopia. Part I
2. 1970 The African Clawed Toad. Butterworths, London.
3. 1975a Effects of pollutants on eggs, embryos, and larvae of the leopard frog, Rana pipiens. In: Environmental Quality Research. Nat. Tech. Inform. Serv. Rep. AMRL-TR-74-82. pp. 49-52.
4. 1975b Effects of pollutants on eggs, embryos and larvae of amphibian species. Nat. Tech. Inform. Serv., in press.
5. 1975c Sensitivity of frog embryos and larvae to pollutants: a model system for evaluating toxic effects of chemicals in fresh water environments. Env. Pollut., in press.