Handbook of labor economics Ashenfelter, Orley. Layard, Richard. Card, David. text xx London Elsevier 1986-1999 1st ed. monographic eng
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3 v. in 5 (xxii, 3630,83) p. edited by Orley Ashenfelter and Richard Layard. Vol. 3A-C edited by Orley C. Ashenfelter and David Card. Labor economics Handbook in economis ; v. 5 0444822895 (Set) : KABU 130510 20151217152256.0 0000024084