Testis, saepe sensu iuridiciali, est quaevis persona naturalis, quae aliam personam vel eventum observavit. Vocabulum est testor, testātus sum, testārī atque actio visibilis testimōnium, -ī n appellatur.

Iudices saepe testes rogant, ut casum iuris iudicare possint.

In Bibliis Sacris, evangelistae Matthaeus et Ioannes Evangelista testes vitae Iesu Christi fuisse dicuntur.

• Ius
• Notarius
• Testes Iehovah
• Testimonium fidei

• Garraghan, Gilbert J. 1946. A Guide to Historical Method. Novi Eboraci: Fordham University Press. ISBN 0-8371-7132-6.
• Gottschalk, Louis. 1950. Understanding History: A Primer of Historical Method. Novi Eboraci: Alfred A. Knopf. ISBN 0-394-30215-X.
• Johnson, M. K. 2001. "False Memories, Psychology of." Encyclopedia of the Social and Behavioral Sciences, ed. N. J. Smelser et P. B. Baltes, 5254–59. Amstelodami: Elsevier.
• Lakatos, I. 1970. "Falsification and the methodology of scientific research programmes." In Criticism and the Growth of Knowledge, ed. I. Lakatos et A. Musgrave, 59–89. Cantabrigiae: Cambridge University Press.
• Loftus, Elizabeth F. (1979) 1996. Eyewitness Testimony. Ed. retractata. Cantabrigiae Massachusettae: Harvard University Press.
• Read, J. D. 2001. "Eyewitness Memory: Psychological Aspects." Encyclopedia of the Social and Behavioral Sciences, ed. N. J. Smelser et P. B. Baltes, 5217–21. Amstelodami: Elsevier.
• Roediger III, H. L. 2001. "Reconstructive Memory, Psychology of." Encyclopedia of the Social and Behavioral Sciences, ed. N. J. Smelser et P. B. Baltes, 12844–49. Amstelodami: Elsevier.
• Ross, D. F., J. D. Read, et M. P. Toglia. 1994. Adult Eyewitness Testimony: Current Trends and Developments. Novi Eboraci: Cambridge University Press.
• Shepherd, J. W., H. D. Ellis, et G. M. Davies. 1982. Identification Evidence: A Psychological Evaluation. Aberdoniae: Aberdeen University Press.
• Thompson, C. P., D. Herrmann, J. D. Read, D. Bruce, D. G. Payne, et M. P. Toglia. 1998. Eyewitness Memory: Theoretical and Applied Perspective. Mahwah Novae Caesareae: Erlbaum.