Loh, W. S. (1993). Development of algal resistant surface coating for external wall of buildings in the tropics with particular reference to the buildings and environmental conditions in Singapore.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Loh, Wah Sing. Development of Algal Resistant Surface Coating for External Wall of Buildings in the Tropics with Particular Reference to the Buildings and Environmental Conditions in Singapore. 1993.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Loh, Wah Sing. Development of Algal Resistant Surface Coating for External Wall of Buildings in the Tropics with Particular Reference to the Buildings and Environmental Conditions in Singapore. 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.