APA (7th ed.) Citation

elshafei, a. (1969). an introduction to simulation. National Planning Institute.

Chicago Style (17th ed.) Citation

elshafei, alwalid. An Introduction to Simulation. cairo: National Planning Institute, 1969.

MLA (9th ed.) Citation

elshafei, alwalid. An Introduction to Simulation. National Planning Institute, 1969.

Warning: These citations may not always be 100% accurate.