TY - BOOK T1 - Productivity measurement and improvement A1 - Aft, Lawrence S. LA - English PP - Englewood Cliffs, NJ PB - Prentice Hall YR - 1992 ED - 2nd ed. UL - https://ds.mainlib.upd.edu.ph/Record/UP-99796217602829576 OP - 390 CN - T 60.4 A38 1992 SN - 0137287593 KW - Industrial productivity. KW - Motion study. KW - Time study. ER -