Study on Recommended Practice for Demand Driven Acquisition in Library

NISO comes up with recommended practice for demand driven acquisition of monographs when DDA is very normal for academic libraries and consortia,the recommended practice includes key aspects of DDA,goals and objectives of DDA,parameters choosing,profiling,MARC records management,consideration pool maintenance and so on. The recommended practice emphasizes on DDA module 's compatibility,balance and sustainability,and comes forward with new perspectives for domestic libraries.