TY  - BOOK
AU  - Ur, Penny
TI  - Grammar practice activities: : a practical guide fo teachers
SN  - 0-521-33847-6
U1  - 428.2 
PY  - 1988///
CY  - New York
PB  - Cambridge University Press
KW  - English language-Study and teaching-Foreign speakers
N1  - Includes bibliographical references and index
ER  -