(1998). Joint planning for Berlin and Brandenburg. Ministry for Environmental Affairs, Nature Conservation and Regional Planning Press and Public Relations Department.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Joint Planning for Berlin and Brandenburg. Berlin: Ministry for Environmental Affairs, Nature Conservation and Regional Planning Press and Public Relations Department, 1998.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Joint Planning for Berlin and Brandenburg. Ministry for Environmental Affairs, Nature Conservation and Regional Planning Press and Public Relations Department, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.