APA Style
Maths Challenge : Creative and Critical Thinking Skills Ages 8 -9 Elementary 2B. (2012).
Singapore:
Alston.
Chicago Style
Maths Challenge : Creative and Critical Thinking Skills Ages 8 -9 Elementary 2B.
1.
Singapore:
Alston,
2012.
Text.
MLA Style
Maths Challenge : Creative and Critical Thinking Skills Ages 8 -9 Elementary 2B.
1.
Singapore:
Alston,
2012.
Text.
Turabian Style
Maths Challenge : Creative and Critical Thinking Skills Ages 8 -9 Elementary 2B.
Singapore:
Alston,
2012.
Print.