1. Brindley, D.L. J. (2009). Challenges for great libraries in the age of the digital native. Amsterdam: IOS Press. Cleveland, A.;1; (2004) Library anxiety: A decade of empirical research, Library Review, 53 (3), 177-185.
2. Cohen, J. (1988). Statistical Power Analysis for the Behavioral Sciences. (2nd ed.). Hillsdale, New Jersey: Erlbaum. Cohen, J.;1; (1990). Things I have learned (so far). American Psychologist, 45, 1304-1312.
3. Cohen, J. (1992). A power primer. Psychological Bulletin, 112, 115-119.
4. Collins, T. (1996). The effects of computer-assisted algebra instruction on achievement, mathematics anxiety levels and attitudes toward personal use of computers of students in an historically black University. PhD Thesis, University of South Florida.
5. East, J.W. (2007). The future role of the Academic Liaison Librarian: Literature review. Retrieved on 28th January 2010 from http://www.ais.org.ge.