TY  - BOOK
AU  - Waters Mary
AU  - Waters Alan
TI  - Study tasks in english: Students book 
SN  - 0521426146
U1  - 420.70  
PY  - 1995///
CY  - U.K
PB  - Cambridge University Press
KW  -  English language -- Textbooks for foreign speakers
N1  - Includes Bibliographical references and index
ER  -