Anni Krummel Reinking และ Barbara Martin. (2018) Strategies, Research, and Examples for Elementary Teachers to Integrate STEM. <i>K-12 STEM Education</i>, <i>4</i>(4 (October-December)), 413-419.Anni Krummel Reinking และ Barbara Martin. "Strategies, Research, and Examples for Elementary Teachers to Integrate STEM". K-12 STEM Education 4 (2018):413-419.Anni Krummel Reinking และ Barbara Martin. Strategies, Research, and Examples for Elementary Teachers to Integrate STEM. The Institute for the Promotion of Teaching Science and Technology (IPST), Ministry of Education:ม.ป.ท. 2018.