TY  - BOOK
AU  - Russell,Bertrand
AU  - Pirani,Felix
ED  - Dr. Sailendra Nath Sen Collection (National Library, India)
TI  - The ABC of relativity
U1  - 530.11 
PY  - 1959///
CY  - London
PB  - Mentor Book
KW  - Relativity (Physics)
ER  -