000 00323nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c450
040 _aET
100 _aK. SANKARAN UNNI
245 0 _aCONSERATION AND MANAGEMENT
260 _bDAYA PUB. HOUSE
_aDELHI
300 _a191
500 _a15378
942 _cBK
999 _c21619
_d21619