ScienceDirect (Online service) & Katritzky, A. R. (2010). Handbook of heterocyclic chemistry (3rd ed.). Elsevier.
Chicago Style (17th ed.) CitationScienceDirect (Online service) and Alan R. Katritzky. Handbook of Heterocyclic Chemistry. 3rd ed. Oxford: Elsevier, 2010.
MLA (9th ed.) CitationScienceDirect (Online service) and Alan R. Katritzky. Handbook of Heterocyclic Chemistry. 3rd ed. Elsevier, 2010.
Warning: These citations may not always be 100% accurate.