00483nam a22001937a 4500 NUST - PNEC 20170116180754.0 150331b xxu||||| |||| 00| 0 eng d 0470849991 LIBRARY 304.28 UNI 1966 Open University Changing environments Open University - UK Wiley C 2003 336 . : 1967 Changing environments AS ddc BK 62682 62682 0 0 ddc 0 0 PNEC PNEC WING-A 2005-07-19 Global Link Information 3507.00 0 304.28 UNI PNECLIB-027543 2015-03-31 3507.00 2005-07-19 BK