TY - JOUR AU - Mahmoudi, Sirous AU - Sharafi, Mahmoud AU - Zare, Parisa TI - Content analysis of elementary Persian books from the perspective of attention to environmental elements JO - Journal of Environmental Science and Technology VL - 24 IS - 2 SP - 221 EP - 228 PY - 2022 DO - 10.30495/jest.2022.30712.3912 ER -