(1971). Manila and suburbs flood control and drainage project: General map showing overall flood control and drainage scheme. [s.n.].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Manila and Suburbs Flood Control and Drainage Project: General Map Showing Overall Flood Control and Drainage Scheme. [Manila]: [s.n.], 1971.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Manila and Suburbs Flood Control and Drainage Project: General Map Showing Overall Flood Control and Drainage Scheme. [s.n.], 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.