000 00387nam a2200145Ia 4500
005 20260205102721.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a500 T738V
100 _aTurshanpal Pathak
245 0 _aVigyan Aapki Sewa Mein(H )
260 _aNew Delhi
_bVaigyanik Tatha Audhyogik Anusandhan Parishad
_c1991
300 _a110p.
690 _aScience
942 _cBK
999 _c251197
_d251197