Belagat Tarihi (The History of Rhetoric) studies the evolution of effective communication in Islamic and Turkish literature, traditionally divided into the formative, systematic, and post-Sakkaki periods. Comprehensive free resources include the TDV İslâm Ansiklopedisi, peer-reviewed papers on DergiPark, and academic studies on Academia.edu. For in-depth study, you can search for academic articles and book previews on Google Books.