7Laverna. Saunders. Building the virtual reference http://www. infotoday . com/it/mar01/saunders. htm.?A?A?A?A
8Bemie. Sloan. Digital reference service bibliography. http://www.lis. uiuc. edu/.
9About VRD. http://www. vrd. org/about shtml .
10MARS AD Hoc Committee on Virtual Reference Guidelines. Draft Guidelines for Implementing and Maintaining Virtual Reference Service. http ://www. ala. org/Content/Navigation Menu/RUSA/.
