Siddiqui, Anees Ahmad Precise chemistry of natural products and heterocyclic compounds Heterocyclic compounds Anees Ahmad Siddiqui. - New Delhi CBS Publishers 2014 - vi, 494 p.: ill.; 24cm. (For Pharmacy and Science students). ISBN: 9788123923758 Subjects--Topical Terms: Organic compound - Analysis Haterocyclic compounds. Dewey Class. No.: 547.59 / S43P