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020 _a0-566-02230-3
035 _a4732
037 _b84-951
050 _aHD 56.25 .P76
100 _aDAVID
245 _aPRODUCTIVITY MEASUREMENT
260 _aROGGEBAAI
260 _bGOWER
260 _c2005
300 _a247
300 _b1
500 _a0
501 _a0
504 _a1
600 _aHUBERT TONY
650 _aSOCIAL SCIENCE
700 _aBAILEY
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