Bansal, Raj K Heterocyclic Chemistry / Raj K Bansal. - 6th ed. - New Delhi: New age international, 2020 [ reprinted 2021 ]. - xiv, 373 p.: illustrations; 26 cm. Includes index. ISBN: 9789388818568 Subjects--Index Terms: ORGANIC CHEMISTRY Dewey Class. No.: 547.59 / BAN/H