000 00265nam a2200121Ia 4500
100 _aThirlwall A.P.
250 _a2nd
942 _cBK
245 _aGrowth and Development
260 _aThe Macmillan press, London
_c1972
082 _a338.9 Thi
300 _axvi,398
999 _c18514
_d18514