本帖最后由 lily66 于 2010-8-26 20:59 编辑 8 W9 F" Q% n* d0 A( ~ . o& K% C/ K. y6 w8 t6 HKEY STUDY GUIDES $5 each. I have no use of them anymore. 9 a; B c) C. `! K9 t- p # G* }: S& M1 w6 QINCLUDES ALL CONCEPTS of courses in concentrated notes AND PRACTICE QUESTIONS as well as PRACTICE DIPLOMA EXAMS with solutions to all questions. ( 30-level are about 300pages)7 L, r1 Z3 r' a
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