SINGH, JAGDAMBA & SINGH, JAYA PHOTOCHEMISTRY AND PERICYCLIC REACTIONS/ Jagadamba Singh and Jaya Singh. - 4th edition - NEW DELHI: NEW AGE INTERNATIONALPVT LTD,. 2019. - 519 ISBN: 9789386649164 Subjects--Topical Terms: PHOTOCHEMISTRY AND PERICYCLIC REACTIONS Dewey Class. No.: 541.35 SIN/P