TY - GEN AU - Heys,Harry Law AU - Hughes, E. D. TI - An introduction to electronic theory of organic compounds AV - QD476 .H4 U1 - 547.137 PY - 1960/// CY - London PB - George G. Harrap KW - Chemistry, Organic KW - Chemistry, Physical and theoretical N1 - Includes bibliography & index ER -