Van, Vu Thi Hong. “The Alignment Between the ESP Course Materials and the English Language Used in the Hotel Setting in Vietnam”. HO CHI MINH CITY OPEN UNIVERSITY JOURNAL OF SCIENCE - SOCIAL SCIENCES, vol. 9, no. 2, Dec. 2019, pp. 75-85, doi:10.46223/HCMCOUJS.soci.en.9.2.263.2019.