Textbook plays important role in teaching learning process so that education goals could be achieved. In fact, there have been lot of vocational schools cannot provide reliable textbooks which are research-based and appropriate to students’ needs and industry’s needs. This is one of the factors so that the graduates of vocational school could not communicate well and many of them are jobless especially for jobs that require English skill. Therefore, the textbook which is related to the department in vocational school is hardly needed. The textbook which could facilitate good English language teaching and learning based on the students’ and industry’s needs should be authentic. This research aimed at finding a good construction of authentic ELT textbook of vocational school especially for subject of Automation and Management Office. The results indicated that there were various authentic materials could teacher present according to the existing curriculum.