000 00509nam a22001937a 4500
003 PHGCL
005 20210108111025.0
008 210106b ii ||||| |||| 00| 0 eng d
020 _cRs.50.00
040 _aPHGCL
_beng
082 0 0 _a363.7
_bBAN P
100 1 _aBandyopadhaya, Bijoy
245 1 0 _aProject work book
_cBijoy Bandyopadhaya
_bEnvironmental studies
260 _aKolkata
_bUnited Book Agency
300 _a40 p.
650 _aEnvironment science
650 _aEnvironmental studies
942 _2ddc
_cBK
999 _c45
_d45