TY  - BOOK
AU  - Ganju,Prem Nath
TI  - Petrology of Indian coals
T2  - India. Geological Survey. Memoirs,
AV  - QE295 .A4 no. 83
U1  - 549.8 
PY  - 1955///
CY  - Delhi
PB  - Manager of Publications
KW  - Coal
KW  - India
KW  - Analysis
N1  - Bibliography: p. 93-98
ER  -