APA   Click to copy
Sattar, A., Baqi, A., Suleman, M., Shah, M. T., & others. (2020). 4. Elemental analysis of medicinal plants and their impacts on human health. Pure and Applied Biology (PAB), 9, 249–255.

Chicago/Turabian   Click to copy
Sattar, Abdul, Abdul Baqi, Muhammad Suleman, Muhammad Tahir Shah, and others. “4. Elemental Analysis of Medicinal Plants and Their Impacts on Human Health.” Pure and Applied Biology (PAB) 9 (2020): 249–255.

MLA   Click to copy
Sattar, Abdul, et al. “4. Elemental Analysis of Medicinal Plants and Their Impacts on Human Health.” Pure and Applied Biology (PAB), vol. 9, 2020, pp. 249–55.

@article{sattar2020a,
  title = {4. Elemental analysis of medicinal plants and their impacts on human health},
  year = {2020},
  journal = {Pure and Applied Biology (PAB)},
  pages = {249--255},
  volume = {9},
  author = {Sattar, Abdul and Baqi, Abdul and Suleman, Muhammad and Shah, Muhammad Tahir and others}
}