00418nam a2200157Ia 450000500170000000800410001702000180005804100120007608200150008810000210010324500570012425000080018126000280018950000080021765000350022520240823012334.0240823s9999||||xx |||||||||||||| ||und||  a9814-12-618-7  aENGLISH  A658.542 P2  a"Barnes,Ralph M" 0aMotion and Time Study Design and Measurement of Work  a7th  c2002b"John Wiley ,New"  aYES  aTime StudybManagement Studies