TY  - BOOK
AU  - Avalos, Adelaida G. 
TI  - From grammar to fluency in 30 days
SN  - 971-93317-12-1
AV  - FIL PE 1112.3 
CY  - Laguna
KW  - English language -- Grammar -- Self-instruction
KW  - English language -- Grammar -- Problems, exercises, etc
N1  - Includes bibliographical references
ER  -