TY  - BOOK
AU  - Ballhausen, C.J.
ED  - Gray, Harry B.
TI  - Molecular orbital theory : an introductory lecture note and reprint volume
T2  - Frontiers in chemistry
U1  - 541.28 
PY  - 1964///
CY  - London
PB  - The Benjamin/Cunnings Publishing Co.
ER  -