tobing, yulius lumban, Universitas Pendidikan Indonesia, Indonesia
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Vol 9, No 2 (2017): EDUSAINS - Artikel
RECONSTRUCTING THE SCIENCE LEARNING MATERIAL CONTAINING NATURE OF SCIENCE ON THE TOPIC OF GLOBAL WARMING AND CLIMATE CHANGE
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EDUSAINS. P-ISSN:1979-7281;E-ISSN:2443-1281
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