Matches in Library of Congress for { <http://lccn.loc.gov/50009119> ?p ?o. }
Showing items 1 to 14 of
14
with 100 items per page.
- 50009119 contributor B1180381.
- 50009119 created "[1950]".
- 50009119 date "1950".
- 50009119 date "[1950]".
- 50009119 dateCopyrighted "[1950]".
- 50009119 extent "222 p.".
- 50009119 issued "1950".
- 50009119 issued "[1950]".
- 50009119 language "eng".
- 50009119 publisher "Washington, Public Affairs Press".
- 50009119 subject "Q180.A1 F7 1950".
- 50009119 subject "Research.".
- 50009119 title "The principles of scientific research.".
- 50009119 type "text".