Instruct: Classify Amazon reviews into positive or negative sentiment
Query: An excelent Systems Analysis and Design book!.

This is a very recommended book for those people that are studying Systems Analysis and Design, because it explains in a simple mode the most complicated things; and includes another methodologies further the structured (like OO and RAD)!. If you are looking for a complete book in Systems, this is The book.Also recommended: Systems Analysis and Design; Julie and Kenneth Kendall.