TY  - BOOK
AU  - Ur, Penny.
AU  - Williams, Marion.
AU  - Wright, Tony.
TI  - A course in language teaching: practice and theory, trainee book 
SN  - 0521671388
U1  - 418.0071 UR 
PY  - 2005///
CY  - Cambridge, New York
PB  - Cambridge University Press
ER  -