توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

2-s2.0-85037812788. (2017). Green waste cooking oil-based rigid polyurethane foam. IOP Conference Series: Materials Science and Engineering, 271(1), . https://doi.org/10.1088/1757-899X/271/1/012062

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

2-s2.0-85037812788. "Green Waste Cooking Oil-based Rigid Polyurethane Foam." IOP Conference Series: Materials Science and Engineering 271, no. 1 (2017). https://doi.org/10.1088/1757-899X/271/1/012062.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

2-s2.0-85037812788. "Green Waste Cooking Oil-based Rigid Polyurethane Foam." IOP Conference Series: Materials Science and Engineering, vol. 271, no. 1, 2017, https://doi.org/10.1088/1757-899X/271/1/012062.