[Teachers' reference set of units].
Publisher: Longman Resources Unit
Published: 1977
Place of publication: York
Language: eng
Table of contents: value: Contents: Air pollution; Brewing; Efficiency; Enterprise; Glass; The motor car; Noise; Photography; Pottery; Questioning prejudice and superstition; Recycling; Slimming; Water shortage: 2000; Mini-units I; Teachers' guide I; Teachers' notes.