Remember that a research paper is an academic writing in which the author explores certain aspects of a determined topic, this must be based on evidence and already existing information developed by experts. It's purpose is to give an original view of the topic. Therefore the best source of information, in this case, are the library books. Library books have already been tested by other experts, this means the information presented is well supported, based on reality. The other sources are not suitable as the information obtained from them can be false or incorrect, it has not been developed using an specific method.
A <u>research paper</u> is a piece of academic writing based on the author's research and interpretation of the research findings on a particular topic. Therefore, it is important that the information gathered by the author is reliable, meaningful and objective.
For that reason, the best sources of information for a research paper on Ancient Rome are library books.
I'm not sure but I believe it is because Sancho Panza will not receive any wages. But you may want to wait for someone who may have already answered this question or read the entire book, as english and literature aren't my strongest points.
