PRANATA, Ricki.
 Students’ learning results on trigonometry material through Numbered Heads Together cooperative model with mnemonic strategy.
<strong>Proceedings of English Education International Conference</strong>, [S.l.], v. 1, n. 2, p. 276-279, nov. 2016.
ISSN 2527-8037. Available at: &lt;<a href="http://eeic.usk.ac.id/proceedings/index.php/eeic/article/view/57" target="_new">http://eeic.usk.ac.id/proceedings/index.php/eeic/article/view/57</a>&gt;. Date accessed: 06 oct. 2024.