Plagiarism Question - need Help!?

Yes, as long as you reference it according to the Harvard referencing style you will be fine. In your case, yes you have to cite it as such below the table. However in harvard you have to identify whether or not the source is primary or secondary. Once you do that follow the guidelines on how to cite primary or secondary sources since they are different. If the source is directly from the person's research thesis then it would be primary. However, if taken from a research journal that compiles many research projects from many people it may be secondary. Check to see which it is.