<?xml version="1.0" encoding="UTF-8"?>
<xml><bibliography><APA>Robert E. Yager. (2018) STEM  Changes Defined. &lt;i&gt;K-12 STEM Education&lt;/i&gt;, &lt;i&gt;4&lt;/i&gt;(3 (July-September)), 363-366.</APA><Chicago>Robert E. Yager. "STEM  Changes Defined". K-12 STEM Education  4 (2018):363-366.</Chicago><MLA>Robert E. Yager. STEM  Changes Defined. The Institute for the Promotion of Teaching Science and Technology (IPST), Ministry of Education:ม.ป.ท. 2018.</MLA></bibliography></xml>
