TY  - BOOK
AU  - Urch,D.S.(David Selway).
TI  - Orbitals and symmetry
SN  - 0140800980
PY  - 1970///
CY  - Harmondsworth : 
PB  - Penguin Books, 
KW  - Molecular orbitals
KW  - Symmetry (Physics)
N1  - Bibliography : p. 205-207
ER  -