Hwang PhD, J. books & textbook
Tech Trends of the 4th Industrial Revolution
Pyo PhD, D. Hwang PhD, J. Yoon, Y.
Mercury Learning and Information /2021-04-14 Paperback / 136 Pages
isbn-10: 1683926889 / isbn-13: 9781683926887
The Development of Textlinguistics in the Writings of Robert Longacre
Sil International, Global Publishing /2010-03-02 Paperback / 444 Pages
isbn-10: 1556712464 / isbn-13: 9781556712463
