000 00262nam a2200109Ia 4500
008 160710s1961 xx 000 0 und d
100 _aGURBAKASH SINGH
245 _aSTRENGTH OF MATERILAS
260 _aDELHI
_bKHANNA PUB.
_c1961
300 _a520
942 _2ddc
_cB
999 _c27000
_d27000