Wai, K. T. (2006). Sewage sludge conditioning using cationic, anionic and non-ionic polymers. Federation of Engineering Institutions of Islamic Countries.
استشهاد بنمط شيكاغوWai, Kien Tat. Sewage Sludge Conditioning Using Cationic, Anionic and Non-ionic Polymers. Federation of Engineering Institutions of Islamic Countries, 2006.
MLA استشهادWai, Kien Tat. Sewage Sludge Conditioning Using Cationic, Anionic and Non-ionic Polymers. Federation of Engineering Institutions of Islamic Countries, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.