TY  - BOOK
AU  - Pode,John Spurrell Finlay
TI  - The periodic table: experiment and theory 
T2  - Modern chemistry series
SN  - 0-263-51590-7
U1  - 541, .901 
PY  - 1971///
CY  - London
PB  - Mills and Boon
KW  - Periodic law
KW  - Tabla periódica (Química)
ER  -