TY - BOOK AU - Bopp, Richard E. AU - Smith, Linda C. CN - Z711 CN - Z711 CY - Englewood, Colo. : DA - 2001. ET - 3rd ed. ID - 260237 KW - Reference services (Libraries) KW - Information services. PB - Libraries Unlimited, PP - Englewood, Colo. : PY - 2001. SN - 1563086247 (pbk.) SN - 1563086212 T1 - Reference and information services :an introduction / TI - Reference and information services :an introduction / ER -