Technological change and its labor impact in four industries : contract construction, railroad transportation, air transportation, petroleum pipeline transportation.

"December 1988".

American cases on contract : arranged in accordance with the analysis of Anson on contract ... /

Mode of access: Internet.

Part I : technical progress report Atomic Energy Commission Contract AT(11-1)-1018 /

"C00-1018-1187"

Trouble shooting electronic equipment; an empirical approach to the identification of certain requirements of a maintenance occupation. A report of an aspect of a research project under Air Force Contract no.33 (038)-13236, Project no. 507-007-0001,

Bibliography: p. 100-102.

Final report for June 1949 to the end of contract, June 30, 1958 /

"Contract No. AT(30-1-610)."