M.A.K.M, K. K. H. (2014). Kinetic and isotherm adsorption studies of methylene blue on sulfuric acid treated spent grated coconut (Cocos nucifera). Advanced Materials Research, 970, . https://doi.org/10.4028/www.scientific.net/AMR.970.192
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)M.A.K.M, Khalid K.; Hanafiah. "Kinetic and Isotherm Adsorption Studies of Methylene Blue on Sulfuric Acid Treated Spent Grated Coconut (Cocos Nucifera)." Advanced Materials Research 970 (2014). https://doi.org/10.4028/www.scientific.net/AMR.970.192.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)M.A.K.M, Khalid K.; Hanafiah. "Kinetic and Isotherm Adsorption Studies of Methylene Blue on Sulfuric Acid Treated Spent Grated Coconut (Cocos Nucifera)." Advanced Materials Research, vol. 970, 2014, https://doi.org/10.4028/www.scientific.net/AMR.970.192.