Ballhausen, Carl Johan, 1926- Molecular electronic structures : an introduction / Carl J. Ba llhausen and Harry B. Gray - Reading, Mass : The Benjamin/Cummings Pub.Co. , 1980 - ix, 133p. : ill. ; 22 cm. Subjects--Topical Terms: Molecular bondsMolecular structure Dewey Class. No.: 541.224 BAL