EKO Endarmoko, the writer of Tesaurus Bahasa Indonesia (Indonesian Thesaurus), observed the two books in front of him. One was written by himself and the other titled Tesaurus Alfabetis Bahasa Indonesia (Indonesian Alphabetic Thesaurus) was compiled by the Language Center of the National Education Department. The two books were full of markings in yellow, orange, and pink. “This (pink) is exactly the same, that (yellow) was modified, and in thi