Below are a few ebooks about project management. To find more project management books/ebooks search the library catalog.
Guide to the Project Management Body of Knowledge (PMBOK Guide) and the Standard for Project Management by 
Evolutionary Learning in Strategy-Project Systems by 
McGraw-Hill's PMP Certification Mathematics with CD-ROM by 
The Project Management Tool Kit: 100 tips and techniques for getting the job done right by 
Strategic Project Management Made Simple: Solution Tools for Leaders and Teams by 
