TY - BOOK AU - बागडी आशा TI - Premchand parivarth upanyas sahitya me parivarik jeevan U1 - 891.434 PY - 1974/// CY - Delhi PB - Sodh-Prabandh Publication KW - GeneralMASS SSPECTROMETRY INTRODUCTION TO9 SPECTROSCOPIC THECHNIQUES INFRA RED SPECTROSCOOPY ELECTRONIC ABSORBTION SPECTROSCOPY NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY ER -