In The 7 Habits of Highly Effective People, author Stephen R. Covey presents a holistic, integrated, principle-centered approach for solving personal and professional problems. With penetrating insigh
Modern, original fiction for learners of English. It is the start of a new school year for teenager Hu at an international school in the exciting city of Bangkok. She has a problem with one of the tea
*Over 400 common errors alphabetically listed under key words*Checklists of special problem words*Original cartoon illustrations*Question and answer sections to test your knowledge or Enlgish