GEOSYSTEMS AN INTRODUCTION TO PHYSICAL GEOGRAPHY THIRD EDITION
ROBERT W.CHRISTOPHERSON1997 年出版700 页ISBN：
Elektrische Nachrichtentechnik Anderungen determinierter signale auf linearen Ubertragungswegen
Carl W.Helstrom1980 年出版462 页ISBN：
Citizen Hearst A Biography of William Randolph Hearst
W.A.Swanberg1963 年出版653 页ISBN：
GEOSYSTEMS:AN INTRODUCTION TO PHYSICAL GEOGRAPHY FIFTH EDITION
ROBERT W.CHRISTOPHERSON2003 年出版660 页ISBN：
THE MONGOLIAN LEGAL SYSTEM CONTEMPORARY LEGISLATION AND DOCUMENTATION
W.E.BUTLER1982 年出版995 页ISBN：
CHEMICAL DERIVATIZATION IN ANALYTICAL CHEMISTRY VOLUME 1：CHROMATOGRAPHY
R.W.FREI AND J.F.LAWRENCE1981 年出版344 页ISBN：030640608X
THE ADMINISTRATION AND SUPERVISION OF THE HIGH SCHOOL
FRANKLIN W.JOHNSON1925 年出版402 页ISBN：
CONCERNING JUVENILE DELINQUENCY PROGRESIVE CAHNGES IN OUR PERSPECTIVES
HENRY W.THURSTON1942 年出版236 页ISBN：
