Science Teachers Association of Texas. The Texas science teacher: Official publication of the Science Teachers Association of Texas. Science Teachers Association of Texas.
Цитирование в стиле Чикаго (17-е изд.)Science Teachers Association of Texas. The Texas Science Teacher: Official Publication of the Science Teachers Association of Texas. [Austin, TX]: Science Teachers Association of Texas.
Цитирование MLA (9-е изд.)Science Teachers Association of Texas. The Texas Science Teacher: Official Publication of the Science Teachers Association of Texas. Science Teachers Association of Texas.
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