ESSENTIALS OF BUSINESS COMMUNICATION THIRD EDITION
1995 年出版416 页ISBN：0538844310
COLLEGE ACCOUNTING TENTH EDITION CHAPTERS 1-25
JOHN ELLIS PRICE M.DAVID HADDOCK HORACE R.BROCK2003 年出版946 页ISBN：0078270901
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COLLEGE ALGEBRA AND TRIGONOMETRY THIRD EDITION
RICHARD N.AUFMANN VERNON C.BARKER RICHARD D.NATION1997 年出版762 页ISBN：0395302153
COMMUNICATION TECHNOLOGY UPDATE 8TH EDITION
AUGUST E.GRANT & JENNIFER H.MEADOWS2002 年出版373 页ISBN：
MICROWAVE FILTERS FOR COMMUNICATION SYSTEMS:FUNDAMENTALS
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