APA Style
Er, Andrew, Er, Joanne. (2010).
Use Of Heuristics In Problem Solving Primary 5 .
Singapore:
Educational Publishing House.
Chicago Style
Er, Andrew, Er, Joanne.
Use Of Heuristics In Problem Solving Primary 5.
Singapore:
Educational Publishing House,
2010.
Text.
MLA Style
Er, Andrew, Er, Joanne.
Use Of Heuristics In Problem Solving Primary 5.
Singapore:
Educational Publishing House,
2010.
Text.
Turabian Style
Er, Andrew, Er, Joanne.
Use Of Heuristics In Problem Solving Primary 5.
Singapore:
Educational Publishing House,
2010.
Print.