TY - BOOK AU - Gilchrist,T.L. TI - Heterocyclic chemistry / SN - 9788131707937 (pbk.) U1 - 547.59 PY - 1992///. CY - New Delhi : PB - Dorling Kindersley, KW - Chemistry KW - Heterocyclic chemistry N1 - Includes bibliographical references and index ER -