MICROECONOMICS PRIVATE AND PUBLIC CHOIC SIXTH EDITION
JAMES D.GWARTNEY RICHARD L.STROUP A.H.STUDENMUND2222 年出版656 页ISBN:0155189220
THE SHAPE OF REASON:ARGUMENTATIVE WRITING IN COLLEGE THIRD EDITION
JOHN T.GAGE2001 年出版361 页ISBN:
THE SHAPE OF REASON:ARGUMENTATIVE WRITING IN COLLEGE SECOND EDITION
JOHN T.GAGE1991 年出版293 页ISBN:
AMERICA PAST AND PRESENT BRIFE SIXTH EDITION
ROBERT A.DIVINE T.H.BREEN R.HAL WILLIAMS等著2222 年出版688 页ISBN:0321183061