Geography:People and places in a changing world second edition
Paul Ward English1995 年出版734 页ISBN:
LANGUAGE PROGRAM LEADERSHIP IN A CHANGING WORLD:AN ECOLOGICAL MODEL
MARTHA C.PENNINGTON2010 年出版343 页ISBN:
WORLD POLITICS DEBATED:A Reader in Contemporary Issues THIRD EDITION
Herbert M.Levine2222 年出版538 页ISBN:0070374791