[1] The Arabic Encyclopaedia in 1981, Publication No.
5495, Syrian Arab Republic, 1981.
[2] Electronic lectures in the engineering drawing of
Professor Abdul Samie Jassem Abdul-Zahra Teaching at
the University of Babylon, 2009.
[3] Mohammed Bassam Shafiq al-Khubaz. "Engineering
Drawing". Arabic Encyclopaedia, 1981.
[4] B. Agrawal and C. M. Agrawal, “Engineering
Drawing,” Tata McGraw Hill, New Delhi, 2008.
[5] P. Davis, K.R. Juneau, “Engineering Drawing,”
2000.
[6] D.A. Madsen, K. Schertz, “Engineering Drawing &
Design ",Delmar Thomson Learning, 2001.
[7] C.H. Jensen, J.D. Helsel, D.D. Voisinet, “Computeraided engineering drawing using AutoCAD,” 2008.
[8] W.J. Luzadder, “Fundamentals of engineering
drawing for technical students and professional,” 1959.
[9] C.H. Jensen, “Interpreting Engineering Drawings,”
2001.