Gupta, Preeti NTA CSIR UGC NET/SET : JRF and lectureship : chemical sciences / by Preeti Gupta, Aditya Tomar and Naveen Sharma - New Delhi: Arihant, 2020 - Varies; 28cm.: Rs.895.0 ISBN: 978-93-24196-54-5 Subjects--Topical Terms: Chemistry-Examinations, questions, etc. Dewey Class. No.: 540.76 / GUP-NT