APA Style
Sim, Wee Chee. ().
Maths Challenge : Creative and Critical Thinking Skills Ages 12-13 Upper Intermediate 6A .
:
Alston Publishing House.
Chicago Style
Sim, Wee Chee.
Maths Challenge : Creative and Critical Thinking Skills Ages 12-13 Upper Intermediate 6A.
:
Alston Publishing House,
.
Text.
MLA Style
Sim, Wee Chee.
Maths Challenge : Creative and Critical Thinking Skills Ages 12-13 Upper Intermediate 6A.
:
Alston Publishing House,
.
Text.
Turabian Style
Sim, Wee Chee.
Maths Challenge : Creative and Critical Thinking Skills Ages 12-13 Upper Intermediate 6A.
:
Alston Publishing House,
.
Print.