1. Biochemical effects of experimental diets;FRIEDHOFF;J. Psychiat. Res.,1967
2. Physiology of hunger and satiety: regulation of food intake;MAYER,1964
3. The self-selection of diet;RICHTER,1943
4. Biology of drives;RICHTER;Psychosomat. Med.,1941
5. Statistics for Psychologists;HAYS,1963