UNDERSTANDING THE PRESIDENCY THIRD EDITION
EDITED BY JAMES P.PFIFFNER ROGER H.DAVIDSON2003 年出版471 页ISBN:
HOW THE INTERNET WORKS ALL NEW EDITION
PRESTON GRALLA1996 年出版180 页ISBN:1562764047
THE COSMOS:ASTRONOMY IN THE NEW MILLENNIUM SECOND EDITION
JAY M.PASACHOFF AND ALEX FILIPPENKO2004 年出版432 页ISBN:
PSYCHOLOGY IN THE NEW MILLENNIUM SEVENTH EDITION
SPENCER A.BATHUS1999 年出版673 页ISBN:0155002159