High school and academic libraries users need precise classifi cation and subject access review of printed and electronic resources. In library catalogue since. Universal Decimal Classifi cation (UDC) -similar to Dewey system - ex classifi es research and scientifi c areas. in subject areas of 796 Sport and 371 Teaching. https://www.roneverhart.com/Grace-Design-M801-MK2-High-Fidelity-p15168/