SIMPSON, J.Ernest Hansch, Corwin Helmkamp, Qeorqe K An outline of organic chemistry: problems and answers /[by] J.Ernest Simpson, Corwin Hansch, Qeorqe K.Helmkamp - 3rd ed. - New york Mc Graw - Hill 1975 - xii, 447 p. Includes index. ISBN: 70574367 Subjects--Topical Terms: Organic chemistry-Outlines, syllabi, etc. Dewey Class. No.: 547 / SIM