TY  - BOOK
AU  - Bird , J . Malcolm
TI  - Relativity And Gravitation
U1  - PR4 
PY  - 1981///
CY  - London
PB  - Methuen And Co
KW  - Physics Relativity
N1  - Pr means Physics Relativity Page No. 471-472 in A-Z Accession Register (Accession No.Pr1-Pr36)
ER  -