“…Several existence studies in various countries such as France (Blanchard et al, 1997), Canada (Vallerand et al, 1992, the USA (Osei Akoto, 2014), Italy (Alivernini & Lucidi, 2008), Turkey (Can, 2015), Norway (Støen Utvaer & Haugan, 2016), and Indonesia (Marvianto & Widhiarso, 2019;Natalya & Purwanto, 2018;Wasityastuti et al, 2018) have proven the instrument's validity and reliability. AMS shows good reliability and validity tested on school (Alivernini & Lucidi, 2008;Bacanlı & Sahinkaya, 2011;Marvianto & Widhiarso, 2019;Støen Utvaer & Haugan, 2016) and college students (Orsini, 2015;Can, 2015;Osei Akoto, 2014;Natalya, 2018;Natalya & Purwanto, 2018;Vallerand et al, 1992;Wasityastuti et al, 2018).…”