Gale Virtual Reference Library offers tons of quality references and books.
To gain a better understanding of the arguments people are making about your topic, open the Points of View database with the INFOhio password, and limit results to the "Points of View" "Source Type."
Select great databases like BIOGRAPHY REFERENCE BANK.
Need more resources? Find the right INFOhio database.
ProQuest is good for browsing to narrow your topic.