Book excerpt: A revised and updated guide to reference material. It contains selective and evaluative entries to guide the enquirer to the best source of reference in each subject area, be it journal article, CD-ROM, on-line database, bibliography, encyclopaedia, monograph or directory. It features full critical annotations and reviewers' comments and comprehensive author-title and subject indexes. The contents include: philosophy and psychology; religion; social sciences, sociology, statistics, politics, economics, labour and employment; land and property, business organizations, finance and banking, and economic surveys; economic policies and controls, trade and commerce, business and management, and law; public administration, social services and welfare, education, customs and traditions; geography; biography; and history.