Our World 4 Through English: Teacher´s Book
- 3a ed.
- Ecuador: Ministerio de Educación, 2007
- 131 p., XX, 159 p.: ilustraciones, tablas; 27 x 20 cm.
Incluye Contents Grammar Practice
Free Time.-- The English Languaje.-- Electricity.-- The Natural World.-- Man and Women.- People and Cultures.-- English-speaking Countries.-- Taking Care of Your Body.-- Entertainment.-- Computing.- Business.-- Tourism.