Electronic reference services (Libraries) Information technology Reference services (Libraries) 12 Reference librarians 7 Effect of technological innovations on 6 Internet in library reference services 6 Libraries and the Internet 5 more ... Librarians 3 Professional ethics 3 Academic libraries 2 Blogs 2 Libraries 2 Libraries and community 2 Online social networks 2 Podcasting 2 RSS feeds 2 Reference services 2 Study and teaching 2 Telecommunication in libraries 2 Wikis (Computer science) 2 Bibliothèques 1 Bibliothèques universitaires 1 In-service training 1 Internet dans les services de référence (Bibliothèques) 1 Library technicians 1 Services de référence 1 Services de référence électroniques 1 Social media 1 Technologie de l'information 1 less ...