1. The mammals of China and Mongolia, Part 2;Allen,1940
2. The interrelationships of drives in the male albino rat. III. Intercorrelations among measures of emotional, sexual and exploratory behavior;Anderson;J. genet. Psychol,1938
3. Experiments on ‘neophobia’ in wild and laboratory rats;Barnett;Br. J. Psychol,1958
4. The Ecology of Stray Dogs: A Study of Free Ranging Urban Animals;Beck,1973
5. The genetical implications of domestication in animals;Berry,1969