TY  - BOOK
AU  - Sinha R K
TI  - Treatise on industrial minerals of India
U1  - U672.2.N6, K7-K7-;1 
PY  - 1967///
CY  - Bombay
PB  - Allied Publidhers Private India       
KW  - Geography
N1  - Bibliography:Chapter wise; Index:P497-29
ER  -