differentiate the intrapersonal to interpersonal communication...

Answer 1

http://www.answers.com/topic/interpersonal-communication-1

http://www.answers.com/topic/intrapersonal-communication-1

Let us know what you decide.

Answer 2

Intrapersonal is what you think to yourself, while interpersonal is what people communicate to each other, what you communicate to others or others communicate to you. This article might help:

http://www.members.cox.net/dagershaw/lol/BeHere.htm