UNDERSTANDING AND USING STATISTICS:BASIC CONCEPTS SECOND EDITION
MARTY J.SCHMIDT1979 年出版498 页ISBN：0669022705
UNDERSTANDING AND USING ENGLISH GRAMMAR SECOND EDITION
BETTY SCHRAMPFER AZAR2222 年出版411 页ISBN：
UNDERSTANDING AND USING ENGLISH GRAMMAR VOLUME B SECOND EDITION
1989 年出版204 页ISBN：0139436146
UNDERSTANDING AND USING ENGLISH GRAMMAR Second Edition WORKBOOK Volume B
2222 年出版300 页ISBN：0139440003
LEGAL METHODS:UNDERSTANDING AND USING CASES AND STATUTES SECOND EDITION
PETER L.STRAUSS2008 年出版889 页ISBN：1599413914
UNDERSTANDING AND USING ENGLISH GRAMMAR SECOND EDITION WORKBOOK VOLUME A
BETTY SCHRAMPFER AZAR DONALD A.AZAR2222 年出版156 页ISBN：
UNDERSTANDING AND USING ENGLISH GRAMMAR SECOND EDITION TEACHER'S GUIDE VOLUME A
1991 年出版96 页ISBN：0139439943
UNDERSTANDING AND USING ENGLISH GRAMMAR SECOND EDITION TEACHER’S GUIDE VOLUME B
F.MATTHIES BETTY SCHRAMPFER AZAR2222 年出版194 页ISBN：
Using and understanding mathematics: a quantitative reasoning approach 6th Edition
Jeffrey Bennett ; William Briggs2015 年出版737 页ISBN：0321914620
