Following the publishing of “Theory and practice of Church singing from Byzantine tradition” and “Study guide for Eastern Church singing” in 2004, this is the third theoretical text, essential in the process of studying Church singing of Byzantine tradition. In his most recent book, Dr Jane Kodjabashia fuses the theoretical perspectives of the most renowned Macedonian Church music instigators, as well as certain theorists from Bulgaria, Greece and Romania combining them into a scientific construct, which outlines the base characteristics of the Eastern Church Singing and its orthography.