Please follow APA format and a few references.
For your reference : http://www.youtube.com/watch?v=PVJEUKJ94ok
http://www.youtube.com/watch?v=MmfaZV96x7A
Please follow APA format and a few references.
For your reference : http://www.youtube.com/watch?v=PVJEUKJ94ok
http://www.youtube.com/watch?v=MmfaZV96x7A
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