000 00339nam a2200145Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a621
_bLA-E
100 _aLack T.T
245 0 _aEnvironmental protection
250 _a1st Ed.
260 _c1984
_aNew Delhi
_bElbs Britain
650 _aCivil Engineering
942 _cBK
999 _c463
_d463