000 00368nam a2200157Ia 4500
008 240618s9999||||xx |||||||||||||| ||und||
020 _aNCST
_c398.16
040 _aMAIN
082 _a1020
100 _aBROWN,J.S (ED), SLEEMAN,D (ED)
_938185
245 0 _aINTELLIGENT TUTORING SYSTEMS
250 _a1
260 _bAP
_c1982
_aLONDON
300 _b345
942 _cBK
999 _c45043
_d45043