International Conference on Quality in Research Bali, Indonesia, & Sofyan, B. T. (2011). Advanced materials research QiR 12: Selected, peer reviewed papers from the 12th International Conference on Quality in Research (QiR 2011) 4-7 July 2011, Bali, Indonesia. TTP.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Conference on Quality in Research Bali, Indonesia, و Bondan Tiara Sofyan. Advanced Materials Research QiR 12: Selected, Peer Reviewed Papers from the 12th International Conference on Quality in Research (QiR 2011) 4-7 July 2011, Bali, Indonesia. Durnten-Zurich: TTP, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Conference on Quality in Research Bali, Indonesia, و Bondan Tiara Sofyan. Advanced Materials Research QiR 12: Selected, Peer Reviewed Papers from the 12th International Conference on Quality in Research (QiR 2011) 4-7 July 2011, Bali, Indonesia. TTP, 2011.