TY  - BOOK
AU  - Dass, Tulsi  .
TI  - Symmetries, gauge fields, strings and fundamental interactions / 
SN  - 81-224-0470-7
U1  - C 
PY  - 1993///
CY  - New Delhi : 
PB  - Wiley Eastern Ltd. , 
KW  - Physics
ER  -