Review: Individual Differences (2nd Edition),the Social Psychology of Behaviour in Small Groups,Psychology and Crime,Sport Psychology: The Key Concepts,Signals and Perception: The Fundamentals of Human Sensation,Understanding the Psychology of Internet Behaviour: Virtual Worlds,Real Lives,How to Design and Report Experiments,Visionlab for Windows

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Bales R. F. Cohen S.P. (1979). SYMLOG: A system for the multiple level observation of groups. New York: Free Press.

Steiner I. D. (1972). Group processes and productivity. London: Academic Press.

Cox R. H. (2002). Sport Psychology: Concepts and applications: Health and human performance. Columbia: McGraw-Hill Education.

Williams J. M. (2001). Applied Sport Psychology: Personal Growth to Peak Performance. Columbia: McGraw-Hill Education.

Goldstein E. B. (2002). Sensation and perception (6th edition). Pacific Grove, CA: Wadsworth.