. . "BUSINESS & ECONOMICS Corporate & Business History." . . "BUSINESS & ECONOMICS Infrastructure." . . . . . . . . . "Directories"@en . . "Plunkett's infotech industry almanac, 1999-2000 : the only complete guide to the technologies and the companies that are changing the way the world thinks, works and communicates"@en . . . . "Infotech industry almanac"@en . . . . . . "Electronic books"@en . "Plunkett's infotech industry almanac, 1999-2000 the only complete guide to the technologies and the companies that are changing the way the world thinks, works and communicates"@en . . . . .