Shiekh Amin, Hasan Shafi, Muhammad Hamza Alim & Syed Safwan Akif PLC Based Spray Crystallizer - Karachi: UIT, 2012 Standard No.: 12B-135-EL, 12B-140-EL, 12B-147-EL & 12B-159-EL Subjects--Personal Names: Electrical Engineering Subjects--Topical Terms: Bachelor of Engineering (BE) Dewey Class. No.: 670.427072 SHI