This work describes more than 2000 selected print, electronic and expert sources for modern technical services, practice, research and education. It features instructive chapter introductions and annotations that evaluate as well as cite resources, drawing on all formats, including electronic. Certain fundamental works are represented, but the emphasis is on contemporary materials, data and resource networks. Areas covered include: acquisitions; descriptive cataloguing; classification; subject analysis systems; authority work; filing and indexing; serials; collection management and development; preservation; reproduction of library materials; database management and access services. Systems are treated within the appropriate areas.