1. Anastasi, A. (1979). Fields of Applied Psychology. New York: McGraw-Hill.
2. Arntzen, F. (1970). Psychologie der Zeugenaussage. Göttingen: Hogrefe.
3. Bentham, J. (1843). Rationale of judicial evidence. In J. Bowring (ed.), The Works of Jeremy Bentham. Volume 6. Edinburgh: Tait.
4. Binet, A. (1897). Description d’un objet. Année Psychologique, 3, 296–332.
5. Binet, A. (1900). La Suggestibilité. Paris: Schleicher Frères.