Understanding Computer Simulation
This is a free, online textbook offered by Bookboon.com. "This book describes computer simulation concepts then provides basic details about using discrete-event computer simulation for decision making. Input data collection and analysis, model construction, project mechanics, output analysis, verification, validation, reporting, logic transfer, and robust experimental design are all covered in detail. Example models are provided and illustrated using the GPSS simulation language, spreadsheet tools, and other products available on the Web. Statistical analysis is covered, with considerations for using simulation in business and project settings."