ADI MAENDRA, Komang; 						SUDIPA, I Nengah.
 The Use of Modal Must and Have to in the Corpus of Contemporary American English.
<strong>Humanis</strong>, [S.l.], v. 22, n. 1, p. 236-241, feb. 2018.
ISSN 2302-920X.
Available at: &lt;<a href="https://ojs.unud.ac.id/index.php/sastra/article/view/38484" target="_new">https://ojs.unud.ac.id/index.php/sastra/article/view/38484</a>&gt;. Date accessed: 04 july 2024.
doi: <a href="https://doi.org/10.24843/JH.2018.v22.i01.p35">https://doi.org/10.24843/JH.2018.v22.i01.p35</a>.