MANAGEMENT SIXTH EDITION ADAPTED FOR UMASS-AMHERST
2002 年出版243 页ISBN：0324275471
WORLD REGIONAL GEOGRAPHY A DEVELOPMENT APPROACH SIXTH EDITION
1998 年出版685 页ISBN：0138574006
PUBLIC RELATIONS WRITING FROM AND STYLE SIXTH EDITION
2001 年出版494 页ISBN：0534556396
THE STUDENT WRITER EDITOR AND CRITIC SIXTH EDITION
2004 年出版588 页ISBN：0072559403
THE FAMILY，SOCIETY，AND THE INDIVIDUAL SIXTH EDITION
1988 年出版477 页ISBN：0060436379
Political Ideologies and the democratic Ideal SIXTH EDITION
2006 年出版318 页ISBN：0321390156
POLITICS AND POLICY IN STATES & COMMUNITIES SIXTH EDITION
1998 年出版509 页ISBN：0321013522
RESEARCH METHODS IN THE SOCIAL SCIENCES SIXTH EDITION
1999 年出版550 页ISBN：1572599294
Study guide for economic principles & policies sixth edition
1995 年出版488 页ISBN：0538838515
SHORT TAKES:MODEL ESSAYS FOR COMPOSITION SIXTH EDITION
1999 年出版323 页ISBN：0321014707
