000 00488nam a22002057a 4500
015 _a0006242
016 _aDEP
041 _aSIN
080 _a658
245 _aවාණිජ්‍ය විෂය ධාරාව
260 _aThe Educational Publications Department
_c2017
300 _a156p
_b1
310 _a2023-11-21
365 _bRs.195
852 _aL
999 _c4484
_d4484