TY - BOOK AU - Lankes,R.David AU - Nast,Philip TI - Virtual reference service: from competencies to assessment SN - 9781856046381 AV - Z711.45 .V576 2008 PY - 2008/// CY - New York PB - Neal-Schuman Publishers KW - Electronic reference services (Libraries) KW - Reference services (Libraries) KW - Information technology KW - Study and teaching KW - Reference librarians KW - Effect of technological innovations on KW - United States KW - Case studies N1 - Includes bibliographical references and index ER -