.Shahid, S. A., Ahmed, M., & Shabbir A. Shahid. (2014). Environmental cost and face of agriculture in the Gulf Cooperation Council Countries: Fostering agriculture in the context of climate change. Springer. https://doi.org/10.1007/978-3-319-05768-2
توثيق أسلوب شيكاغو (الطبعة السابعة عشر).Shahid, Shabbir A., Mushtaque Ahmed, و Shabbir A. Shahid. Environmental Cost and Face of Agriculture in the Gulf Cooperation Council Countries: Fostering Agriculture in the Context of Climate Change. Cham: Springer, 2014. https://doi.org/10.1007/978-3-319-05768-2.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع).Shahid, Shabbir A., et al. Environmental Cost and Face of Agriculture in the Gulf Cooperation Council Countries: Fostering Agriculture in the Context of Climate Change. Springer, 2014. https://doi.org/10.1007/978-3-319-05768-2.