TY - BOOK AU - Bellamy,Anthony J. TI - An introduction to conservation of orbital symmetry: a programmed text T2 - A Longman text SN - 0582440890 AV - QD476 .B363 U1 - 547/.1 PY - 1974///] CY - [London] PB - Longman KW - Conservation of orbital symmetry KW - Programmed instruction N1 - Bibliography: p. [75] ER -