Cost-of-research index, 1920-1970
By: McLean, Va., Research Analysis Corp
Series: Economic political & social sciences, Technical paper -- TP-430
Publisher: Reproduced by National Technical Information Service
Published: 1971
Place of publication: Springfield, Va
Language: eng
Number of pages: 27
Subjects: Research; Costs
Notes: "AD 720 935."

Photocopy.

Bibliographical footnotes.