TY  - BOOK
AU  - Hurley, Patrick M.
TI  - How old is the earth?
U1  - 525 
PY  - 1965///
CY  - Bombay
PB  - Vakils,feffer and simons private ltd
KW  - Physics
KW  - পদার্থবিদ্যা
N1  - Index
ER  -