00519nam a2200157Ia 4500008004100000082001700041100002900058245003500087260003800122300000700160650003800167650003400205942001200239999001700251952009300268170901s2017    xx            000 0 und d  a634.44bA25A  aAgnihotri, Vidur Narayan 0aAam aur Nirmit Padarth (Hindi)  aLacknowbKrishi Sahitya Prakashan  a33  aChemical and Related Technologies  aTechnology (Applied sciences)  2ddccBK  c40349d40349  00102ddc4070aRAUbRAUd2024-07-05l0o634.44 A25Ap41713r2024-07-05w2024-07-05yBK