TY  - BOOK
AU  - PORTER GEORGE.
TI  - CHEMISTRY : FOR THE MODERN WORLD
U1  - 22 0 
PY  - 1962///
PB  - GEORGE G. HARRAP & COM. LTD, LONDON.
KW  - CHEMISTRY : FOR THE MODERN WORLD
KW  - एस.सी
N2  - एस.सी
ER  -