APA Style
IGCSE and O Level Economics workbook;Text;;9. (>;
:
Susan.
Chicago Style
IGCSE and O Level Economics workbook;Text;;9.
;2010;;;330 GRA i;English;Cambridge.
:
Susan,
>;
.
MLA Style
IGCSE and O Level Economics workbook;Text;;9.
;2010;;;330 GRA i;English;Cambridge.
:
Susan,
>;
.
Turabian Style
IGCSE and O Level Economics workbook;Text;;9.
:
Susan,
>;
.