Manivasakam , N. (1984). Physico - chemical examination of water , sewage and industrial effuents. Pragati prakashan.
استشهاد بنمط شيكاغوManivasakam , N. Physico - Chemical Examination of Water , Sewage and Industrial Effuents. Uttarpradhesh: Pragati prakashan, 1984.
MLA استشهادManivasakam , N. Physico - Chemical Examination of Water , Sewage and Industrial Effuents. Pragati prakashan, 1984.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.