HA, Vu Hai; 						ANH, Nguyen Tran Tram.
 The Acquisition of English Speaking Skills  of Small Traders in Hanoi’s Old Quarter.
<strong>VNU Journal of Science: Education Research</strong>, [S.l.], v. 32, n. 4, dec. 2016.
ISSN 2588-1159.
Available at: &lt;<a href="https://js.vnu.edu.vn/ER/article/view/3844" target="_new">https://js.vnu.edu.vn/ER/article/view/3844</a>&gt;. Date accessed: 29 apr. 2024.
doi: <a href="https://doi.org/10.25073/2588-1159/vnuer.3844">https://doi.org/10.25073/2588-1159/vnuer.3844</a>.