m. Wajid Ali, M. Rafay Uddin, Salman Ahmad & Khurram Shahzad Modular 3D construction Printer - Karachi: UITU, 2018 Standard No.: 18B-040-PE, 18b-029-PE, 18B-031-EE & 18B-057-EE Subjects--Personal Names: Electronic Engineering Subjects--Topical Terms: Bachelor of Engineering (BE) Dewey Class. No.: 621.902072 ALI