THAO, Nguyen Thi Phuong.
 AN INVESTIGATION INTO THE CONTENT VALIDITY  OF A VIETNAMESE STANDARDIZED TEST OF ENGLISH PROFICIENCY (VSTEP.3-5) READING TEST.
<strong>VNU Journal of Foreign Studies</strong>, [S.l.], v. 34, n. 4, aug. 2018.
ISSN 2525-2445.
Available at: &lt;<a href="https://js.vnu.edu.vn/FS/article/view/4286" target="_new">https://js.vnu.edu.vn/FS/article/view/4286</a>&gt;. Date accessed: 19 apr. 2024.
doi: <a href="https://doi.org/10.25073/2525-2445/vnufs.4286">https://doi.org/10.25073/2525-2445/vnufs.4286</a>.