@article{
  author = { Mohtaghednejad, Alireza, pisahang, Zainab},
  title = {Analysis of the content of Persian books in the second half of the elementary school (fifth grade)},
  journal = { Environmental sciences and geography knowledge},
  year = {2021},
  volume = {1},
  issue = {2},
  pages = {-},
  doi = {},
  url = {https://rimag.ir/fa/Article/41918}
}