1. Anderson, Dorothy, “Manifest Anxiety Level and Reading Achievement: A Study of the Relationship Between the Manifest Anxiety Level and the Reading Achievement of Fifth and Sixty Grade Boys“, unpublished PhD dissertation, New York University, New York, 1964.
2. The Children's Form of the Manifest Anxiety Scale
3. Threat, Anxiety, and Reading Behavior
4. Cotler, Sheldon, “The Effects of Positive and Negative Reinforcement and Anxiety on the Academic Performance of Children“, unpublished PhD dissertation, Southern Illinois University, Carbondale, 1966.