TY  - BOOK
AU  - Buchan,John
TI  - The thirty-nine steps: level 3 
T2  - Penguin readers level 3
SN  - 0-582-40223-9
AV  - PR6003 .U13 T45 1999
PY  - 1999///
CY  - England
PB  - Penguin
N1  - Reimpresion de: ed. 1993
ER  -