00665nam0 2200205 450 00001328020080619084616.020080619d1955----km-y0itay50------baengUSy-------001yyPerformance sampling in work measurementRalph Mosser Barnes, Robert B. AndrewsLos AngelesUniversity of Californiac1955Barnes,Ralph Mosser67302Andrews,Robert B.631522ITUNIPARTHENOPE20080619RICAUNIMARC000013280211.1/651436NAVA2Performance sampling in work measurement1203406UNIPARTHENOPE