000 00316nam a22001337a 4500
005 20210322101903.0
008 210322b ||||| |||| 00| 0 eng d
041 _aeng
100 _aPatharia R K
_924102
245 _aThe theory of relativity
260 _aNew Delhi
_bHindustan
_c1974
300 _a314
942 _cBK
999 _c61394
_d61394