Toefl

Hi I took my TOEFL on September 2006. I am planning to apply for MBA schools this year i.e. for the 2009 admissions. Do I need to retake my TOEFL? Will the scores still be valid?

Hi
I took my TOEFL on September 2006. I am planning to apply for MBA schools this year i.e. for the 2009 admissions. Do I need to retake my TOEFL? Will the scores still be valid?