The measurement of scientific and technical activities : proposed standard practice for surveys of research and experimental development.
Organisation for Economic Co-operation and Development
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- 139 pages : illustrations ; 24 cm
"Frascati manual."
Includes bibliographical references and index.
926411548X :
77359212
F***
Research--Statistical methods--Handbooks, manuals, etc. Scientific surveys--Handbooks, manuals, etc.