TY  - BOOK
AU  - Hill,Sam
AU  - Bradford,William
TI  - Bilingual grammar of english-spanish syntax: a manual withexercises 
SN  - 0-8191-8187-0
AV  - PC4099 H55
PY  - 1991///
CY  - Lanham, Md.
PB  - University Press of America
N1  - Bibliografia: p. 331-333
ER  -