Distance education : The foundations of effective practice
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THE BASIC PRACTICE OF STATISTICS SECOND EDITION
DAVID S.MOORE2000 年出版619 页ISBN：
THE PRACTICE OF SOCIAL RESEARCH FIFTH EDITION
EARL BABBIE1989 年出版501 页ISBN：053409726X
Industrial utilization of surfactants : principles and practice
Milton J. Rosen2000 年出版0 页ISBN：
symmetries of culture theory and practice of plane pattern analysis
dorothy k washburn and donald w crowe1988 年出版301 页ISBN：0295970847
