S. M. Zafir Alam, Adeel Ayub, Muhammad Waqas, Syed Omais Mannan & Abdullah Ansari Purification of Seawater Controlled Through PLC - Karachi: UIT, 2008 Subjects--Personal Names: Electrical Engineering Subjects--Topical Terms: Bachelor of Engineering (BE) Dewey Class. No.: 629.83072 ZAF