00434nam a2200157   45000010005000000030003000050050017000080080041000250350018000660350017000840500022001011000020001232450085001432500011002282600037002397907UR20220428113144.0061102|||||||||||||||||||||||||||||||| d  a(janium) 7896  a(janium)7896 4aHD5724b.L49 19761 aLevitan, Sar A.10aHuman resources and labor marketsb : labor and manpower in the american economy  a2a ed.  b"Harper & Row, Publishers"c1976