21.1993 Level ICFA Study Guide，© 1993 22.1993 Level I CFA Study Guide， © 1993 23.1992 Level ICFA Study Guide， © 1992 24. 1992 Level I CFA Study Guide，© 1992 25~27.1994 Level I CFA Study Guide， © 1994 30.2001 Level III CFA Study Guide， © 2001 31.2001 Level II CFA Study Guide， © 2001 32.2000 Level II CFA Study Guide， © 2000
22. 1993 Level I CFA Study Guide， © 1993 23.1993 Level I CFA Study Guide， © 1993 24.1992 Level I CFA Study Guide， © 1992 25.1994 Level I CFA Study Guide， © 1994 26.1993 Level ICFA Study Guide， @ 1993 27.1994 Level I CFA Study Guide， © 1994 28.1994 Level I CFA Study Guide， ©1994 29.2002 Level II CFA Study Guide， ©2002 31.2000 Level II CFA Study Guide， © 2000