00281nam a2200133Ia 4500 Crawford/R.J. BK Plastics Engineerings Plastics engineering Pergamon press Oxford 354 ENGLISH 19228 19228 0 0 0 0 CRC CRCE CRCE 1448 | 61 2023-03-17 Book World 163.79 103 dt 30.8.90 0 2960 2023-03-17 163.79 1990-08-30 BK