TY - BOOK ID - 125621823 TI - Personnel utilization in libraries : a systems approach AU - Ricking, Myrl AU - Booth, Bob PY - 1975 PB - Chicago, IL : American library association, DB - UniCat KW - Bibliotheques UR - https://www.unicat.be/uniCat?func=search&query=sysid:125621823 AB - ER -