HUMAN GEOGRAPHY:LANDSCAPES OF HUMAN ACTIVITIES SIXTH EDITION
1999 年出版566 页ISBN:0697384977
HUMAN GEOGRAPHY:LANDSCAPES OF HUMAN ACTIVITIES NINTH EDITION
JEROME D.FELLMANN AND OTHERS2007 年出版0 页ISBN:
AMERICAN POLITICS:INSTITUTIONS AND INTERCONNECTIONS
WILLIAM LASSER1996 年出版554 页ISBN:
AMERICAN POLITICS INSTITUTIONS AND INTERCONNECTIONS
WILLIAM LASSER1996 年出版614 页ISBN: