000 00239nam a22000977a 4500
050 _aMED GN3
_b.P57 1970.
245 _aThe possibility of charting...
260 _aOxford.
_bPergamon Press
_c1970.
300 _aXiii,170p.;
_bill.;
942 _cBK
999 _c15519
_d15519