2-s2.0-85111152472. (2021). Eggshell Powder (ESP) as low-cost adsorbent for wastewater treatment. Journal of Physics: Conference Series, 1960(1), . https://doi.org/10.1088/1742-6596/1960/1/012021
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)2-s2.0-85111152472. "Eggshell Powder (ESP) as Low-cost Adsorbent for Wastewater Treatment." Journal of Physics: Conference Series 1960, no. 1 (2021). https://doi.org/10.1088/1742-6596/1960/1/012021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)2-s2.0-85111152472. "Eggshell Powder (ESP) as Low-cost Adsorbent for Wastewater Treatment." Journal of Physics: Conference Series, vol. 1960, no. 1, 2021, https://doi.org/10.1088/1742-6596/1960/1/012021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.