Reference and information services in the 21st century an introduction

Библиографические подробности
Главный автор:	Cassell, Kay Ann
Другие авторы:	Hiremath, Uma
Формат:	‌
Язык:	English
Опубликовано:	London Facet c2006.
Предметы:	Reference services (Libraries). Electronic reference services (Libraries). Reference books > Bibliography. Electronic reference sources > Directories.