TY  - BOOK
T1  - The thirty-nine steps
T2  - Longmans` Simplified English Series
A1  - Bucham, John
A2  - Wear, George F.
A2  - Lewis-Smith, Suzanna
PP  - New York
PB  - Longmans
YR  - 1964
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.102508
OP  - 95
KW  - INGLES-ENSEÑANZA
ER  -