GUPTA,R JOINT CSIR/UGC NET CHEMICAL SCIENCES PART B & C/ R Gupta. - DELHI: RAMESH PUBLISHING HOUSE, 2017. - 264pages. AS PER EMAIL ISBN: 9789350125731 Subjects--Topical Terms: JOINT CSIR/UGC NET CHEMICAL SCIENCES PART B & C Dewey Class. No.: R 540 / GUP/J