1. Psychological stress;Appley,1967
2. Emotion and personality. Vol. I. Psychological aspects;Arnold,1960
3. An introduction to motivation;Atkinson,1964
4. Auerbach, S. M. An investigation of the Effects of Surgery-Induced Stress on State and Trait Anxiety. Doctoral Dissertation, Florida State University, 1971.
5. The physiological differentation between fear and anger in humans;Ax;Psychosomatic Medicine,1953