Singh, Jagdamba Photochemistry and pericyclic reactions Jagdama Singh and Jaya Singh - 3rd rev. ed. - New Delhi New Age International 2018 - xv,509p.; 24cm. library has 4th ed. also. ISBN: 978-81-224-2678-6 Subjects--Topical Terms: PhotochemistryPericyclic reactions Dewey Class. No.: 541.35 / SIN