Concepts for today : a high intermediate reading skills text /
Lorraine C. Smith, Nancy Nici Mare.
- Boston, Massachusetts : Heinle & Heinle publishers, 1994.
- 281 páginas : ilustraciones, fotografías ; 26 cm.
1. Living in society -- 2. Safety and health -- 3. Government and education -- 4. Science and technology.
0838434363
English language--Study and teaching English language --Textbooks for foreign speakers