د.علي عبدالله دجين السهلي

Textbook: Railway Engineering by S.C. Saxena and S.P. Arora (2013) Topics: 1-Introduction to Railway Engineering 2 -Locomotive and cars…

Textbook: Railway Engineering by S.C. Saxena and S.P. Arora (2013) Topics: 1-Introduction to Railway Engineering 2 -Locomotive and cars 3-…

TEXT: White, Case, and Pratt,  "Principles of Engineering Economic Analysis," 5th Edition.   Chapter Topics …