Soerhardjo. (1977). Law to overcome conflicts among the Adat, Islamic and Western Laws in force in Indonesia. University Research Center, Mindanao State University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Soerhardjo. Law to Overcome Conflicts Among the Adat, Islamic and Western Laws in Force in Indonesia. Marawi City: University Research Center, Mindanao State University, 1977.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Soerhardjo. Law to Overcome Conflicts Among the Adat, Islamic and Western Laws in Force in Indonesia. University Research Center, Mindanao State University, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.