RICHARDS W G AND SCOTT P R. (1994). ENERGY LEVELS IN ATOMS AND MOLECULES: O C P. OUP.
Chicago Edition CitationRICHARDS W G AND SCOTT P R. ENERGY LEVELS IN ATOMS AND MOLECULES: O C P. OXFORD: OUP, 1994.
MLA Edition CitationRICHARDS W G AND SCOTT P R. ENERGY LEVELS IN ATOMS AND MOLECULES: O C P. OUP, 1994.
Warning: These citations may not always be 100% accurate.