Balhausen, C. J. 1926- Molecular orbital theory / C.J. Ballhausen and Harry B.Gray. - Reading, Mass. : Benjamin/Cummings Pub. Co., 1964. - 273 p. : ill. ; 23 cm. 'An introductory lecture note and reprint volume'. ISBN: 0805304517 Subjects--Topical Terms: Molecular orbitals.