Cause / effect college students having part-time job.

I need you to find for me 3 sources and write a summery for each one of the them about how students having a part-time job could effects to dropout classes. and the 3 sources should be found from the following link : InfoTrac
Then I want you to write me one paragraph. The topic sentence should be from your knowledge about the subject. then you write the rest of the paragraph based on the sources that you have from the link that given above.