000 00502nam a2200193 4500
001 31171/81
005 20130515015620.0
008 111112s9999 xx 000 0 und d
020 _a0 09 141630 2
020 _ahard cover
082 0 0 _a371. 242 joh
100 1 _a"johnson, keith . "
245 1 0 _a"timetabling:
_bschedules,school/
_c keith.. johnson"
250 _a1 ed.
260 _auk :
_bhutchinson
_c1980.
300 _a", 216p.;
_c24 cm."
504 _aincludes bibliography
650 0 _a
_x
999 _c53052
_d53052