Joule, J.A.. Heterocyclic chemistry / J.A.Joule, K. Mills. - 3rd ed / . - London : Chapman and Hall , 1995(rep.1996). - xviii,515p. : ills,tables ; 23cm . NULL ISBN: 041241340X NULL Subjects--Index Terms: HETEROCYCLIC CHEMISTRY Dewey Class. No.: 547.59 / JOU/H