Internet Archives has  some commentaries, among them are Luke and Acts commentaries which may be found by searching for either <Luke commentary> or <Acts commentary>. Here is one commentary that may help you with the research paper for this course:

As a courtesy to your classmates, please use just one of the commentaries at a time and return it as soon as you are finished with it for the day. To return a book, just click the return button.

To identify the more scholarly Bible commentaries, use the Bible commentaries series opens new windowchart in the opens new windowBible Commentaries Plus guide. The chart categorizes the commentaries as devotional, pastoral, or academic, with the academic category generally being the most scholarly and therefore the most desirable for use in college research papers.

See also David Bauer's opens new windowEssential Bible Study Tools for Ministry, especially the "Highly Recommended" sections of his selected lists of commentaries for each book of the Bible. The print edition of Bauer's book is kept at the Library Services Desk on the "Quick Reference" shelf.