1. 12G. E. Evans & M. Z. Saponaro (2005). Developing library and information center collections, 5th ed. Westport, Conn: Libraries Unlimited.
2. 12American Library Association (2008). Interlibrary Loan Code for the United States Available at: http: /www. ala. org/ala/mgrps/divs/rusa/resources/guidelines/interlibrary. cfm. Accessed December 12, (2009).
3. 12N. Egan (2005). The Impact of electronic full-text resources on interlibrary loan: a ten-year study at John Jay College of Criminal Justice. Journal of Interlibrary Loan, Document Delivery and Electronic Reserves, 15 (3), 23–41.
4. 12L. Wiley, T. Chrzastowski (2005).
5. 12A. Beaubien (2007). ARL white paper on interlibrary loan. Available at: http: /www. arl. org/bm ~ doc/ARL_white_paper_ILL_june07. pdf. Accessed December 10, (2009).