TY - BOOK AU - Blass Laurie & Others TI - Skills for effective writing. 3 SN - 9781107613560 (v. 3) U1 - 808.042 PY - 2013/// CY - U.K PB - CUP KW - English language N1 - Answer key to all four levels available at: www.cambridge.org/skillsforeffectivewriting; 1 -- 2 -- 3 -- UR - http://www.loc.gov/catdir/enhancements/fy1602/2015285019-d.html ER -