If you study at a Turkish university (İTÜ TMDK, Yıldız Teknik, Ege Üniversitesi), the library likely owns Arif Sağer’s methods. Ask for interlibrary loan or digital access.
A proper bağlama method is not just a collection of songs or tabs (tabs not standard for bağlama – instead, portative notation or TEBDİL numerical system). A professional method includes:
