000 00356nam a2200169Ia 4500
001 613
008 240126s9999||||xx |||||||||||||| ||und||
020 _cUKP 3.25
037 _cUKP 3.25
082 _a510 PAT
245 0 _aPaths and cycles
260 _aMilton Keynes
260 _bOpen University Press
260 _c1981
300 _a46p.
942 _cBK
999 _c613
_d613