TY  - GEN
AU  - Ur , Penny
TI  - A course in language teaching: practice and theory  trainee  book
SN  - 0521671388
U1  - 418.007 
PY  - 1999///
CY  - University Press
PB  - Cambridge
KW  - APPLIED LINGUISTICS
UR  - www.cambrige.com.
ER  -