00319pab a2200121 454500008004000000100001500040245007700055260000900132300001100141362001100152650001400163773002000177180718b2000   xxu||||| |||| 00| 0 eng d  aGuha, A.S.  aStudent centred open learning - the professional and vocational approach  c2000  ap.8-10  a27 Nov  aEducation  aUniversity News