Cited in Guide to Reference Books. This two-volume set is the 39th issue of a reference that gives national accounts estimates for approximately 175 countries and areas. In addition to summary information, it provides details on institutional sector accounts (flow accounts), and breakdowns and supporting tables for final expenditures on gross domestic product and production by kind of activity. As far as possible, the data for each country or area is presented in separate chapters under uniform table headings and classifications of SNA. Important differences in concept, scope, coverage and classification are described in the notes which precede and accompany the tables.