Text ( visual ) : unmediated Internal labor markets and manpower analysis / Peter B. Doeringer, Michael J. Piore. -- Lexington, Mass. : Heath , c1971. -- viii, 214 p. : ill. ; 23 cm. -- "Prepared for the Manpower Administration, U.S. Department of Labor." ; Includes bibliographical references. -- (BA01326856) ; https://ci.nii.ac.jp/ncid/BA01326856 Author Heading(s): Doeringer, Peter B. ; Piore, Michael J. ; United States. Dept. of Labor. Manpower Administration. -- Classification(s): LCC : HD5724 ; DC : 331.1/0973. -- Subject Heading(s): LCSH : Labor supply -- United States ; LCSH : Personnel management -- United States ; LCSH : Labor supply -- United States -- Effect of technological innovations on