Columbia subject headings:
Computer industry.
Economic indicators.
Information services industry.
Information technology.
Market surveys.
Organisation for Economic Co-operation and Development.
Harvard subject headings:
Computer industry
Economic indicators.
Economic surveys--OECD countries.
Information services industry--Economic aspects.
Information services industry.
Information services--Economic aspects--OECD countries.
Information storage and retrieval systems--Economic aspects.
Information technology
Information technology--Economic aspects
Market surveys.
Organisation for Economic Co-operation and Development
Princeton subject headings:
Computer industry.
Economic indicators.
Information services industry.
Information technology.
Market surveys.
Organisation for Economic Co-operation and Development.