TY  - BOOK
AU  - Polchinski, Joseph
TI  - String theory : an introduction to the bosonic string [v.1]
SN  - 0521633036
U1  - 530.14 
PY  - 2004///
CY  - Cambridge
PB  - Cambridge University press
KW  - String models
KW  - Superstring theories
ER  -