DIFFERENCE EQUATIONS AN INTRODUCTION WITH APPLICATIONS SECOND EDITION
WALTER G.KELLEY ALLAN C.PETERSON2001 年出版403 页ISBN：
ORGANIC & BIOCHEMISTRY FOURTH EDITION1995 年出版805 页ISBN：0030010683
THE CRIMINAL JUSTICE NETWORK AN INTRODUCTION THIRD EDITION
STEVEN M.COX JOHN E.WADE1998 年出版334 页ISBN：0697126994
