Cram, Jane M. The essence of organic chemistry / Jane M. Cram and Donald J. Cra m. - Reading, Mass. : Addison-Wesley Pub. Co., c1978. - xv, 456,[71] p. : ill. ; 25 cm. - Addison-Wesley series in chemistry . Includes index. ISBN: 0201010311 LCCN: 77-073957 Subjects--Topical Terms: Chemistry, Organic.-------- Dewey Class. No.: 547