Philip J PrattPhilip J. Pratt is Professor Emeritus of Mathematics and Computer Science at Grand Valley State University, where he taught for 33 years. His teaching interests include database management, systems analysis, complex analysis and discrete mathematics.He has authored more than 75 textbooks and has co-authored three levels of Microsoft Office Access books for the popular Shelly Cashman Series, in addition to the popular A GUIDE TO SQL. Read More Read Less
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