Sobhanabhorn, Kiatikhorn, AND 		Bootthaisong, Suriya.
" A Causal Relationship Model of Acceptance and Usage of Smartphone Educational Service Information System (SESIS) of Higher Education in Bangkok" <em>วารสารวิทยบริการ มหาวิทยาลัยสงขลานครินทร์</em> [Online], Volume 28 Number 3 (21 November 2017)<script src="https://web-consent.psu.ac.th/static/js/psu-consent.min.js"></script>
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