TY  - BOOK
AU  - Waters, Mary.
AU  - Waters, Alan.
TI  - Study tasks in English: Student's book
SN  - 9780521426145
U1  - 808.042 WAT 
PY  - 2009///
CY  - Cambridge, New York
PB  - Cambridge University press
KW  - Study tasks in english
N1  - Includes bibliography and index
ER  -