TY  - BOOK
AU  - Bernal, J. D.
AU  - Namboothiripad, M.C.
TI  - Sastram charitrattil
U1  - 6:301.18(091) 
PY  - 2007///
CY  - Thrissur
PB  - Kerala  Sastra Sahitya Parishad
KW  - History of science
KW  - Science in the ancient world
KW  - Scientific revolution
KW  - Science and Industry
KW  - Social science- History
N1  -  4vol set
ER  -