LEADER 00000nam 2200229 a 4500 001 0086096 003 UkHlHU 007 t 008 001408 0 1967 000 eng 040 UkHlHU 050 4 HB 1 N24 O1(102) 100 1 Fuchs, Victor R. 245 00 Productivity differences within the service sector. 260 New York :|bColumbia University Press,|c1967. 300 109p. 440 0 Nat. Bur. of Econ. Res., occasional paper ;|v102. 700 0 Wilburn, Jean Alexander. 947 Report/working paper/grey literature -- Excluded from metadata project SO1, 2018-19
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