Great Practical Management all round excel and business management intro.

Easy to understand and to the point, PRACTICAL MANAGEMENT SCIENCE uses an active-learning approach and realistic problems to help you understand and take advantage of the power of spreadsheet modeling. With real examples and problems drawn from finance, marketing, and operations research

By incorporating Microsoft Excel spreadsheet examples of the problems, the authors have managed to make self-study management science possible. I'm absolutely convinced this is the best way to learn MS.  Contrary to Optimization and Operations Research books, it does not worry about algorithm details, being directed mainly to develop the student modeling skills. I am a student at a very hands-on university and this book fit in perfectly into one of my classes. A professor used this book as a reference in my graduate Operations Research class. I was so intrigued by the step-by-step examples,