125 p. : ill. (some col.), tables + 1 sound disc (digital ; 4 3/4 in.).
موضوع (اسم عام یاعبارت اسمی عام)
عنصر شناسه ای
International English Language Testing System- Study guides ► Vocabulary- Problems, exercises, etc ► English language- Textbooks for foreign speakers ► English language- Sound recordings for foreign speakers