Adapting educational and psychological tests for cross-cultural assessmentRonald K. Hambleton, Charles Donald Spielberger · First published 2004Open the Tome
Manual for the State-trait anxiety inventorySpielberger, Charles Donald · First published 2004Open the Tome
State-trait anxiety inventoryCharles Donald Spielberger · First published 1984 · Latest edition 1989Open the Tome
State-trait anxiety inventory for childrenCharles Donald Spielberger · First published 1973Open the Tome
Anxiety: current trends in theory and researchCharles Donald Spielberger · First published 1972Open the Tome
Current topics in clinical and community psychologyCharles Donald Spielberger · First published 1969Open the Tome
Improving the academic performance of anxious college freshmenCharles Donald Spielberger · First published 1964Open the Tome
