TY - BOOK AU - Case, Doug TI - English puzzles. 1 : 50 puzzles and games for practising your English SN - 0435282808 U1 - 428.25 PY - 1990/// CY - London PB - HarperCollins KW - Puzzles KW - English language KW - Textbooks for foreign speakers N1 - 001202; G 14 ER -