000 004020000a22001690004500
003 BGCL
020 _c3.75
040 _aBGCL
082 _a530
_bPhy 181.1
245 _aPolarized Light
_cby W.A.Schurcliff & S.S.Ballard
260 _aNew Delhi
_bAffiliated East West Press Pvt.Ltd.
_c1971
650 _aPHY.
041 _aeng
700 _aSchurcliff, W.A.
700 _aBallard, S.S.
942 _cBOOK
999 _c9273
_d9273