TY  - BOOK
T1  - Living English structure : A practice book for foreign students
A1  - Allen, W. Stannard
LA  - English
PP  - London
PB  - Longman
YR  - 1980
ED  - 5th ed., repr.
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.koha16624
OP  - 338
SN  - 0582525063
ER  -