Zoltán Gárdonyi’s work presents and explains the world of the musical forms of the classical masters with scientific thoroughness. Subject: the relationship between content and form, the formal function of individual parts, the row and period structure, two- and three-part, variation, compound and rondo forms, sonata forms, and the forms of cyclic works. The author analyzes the works of Haydn, Mozart and the young Beethoven, using them to present the world of classical forms in a professional, reliable and comprehensible manner. The book can be used by all music lovers who want to get to know the deeper mysteries of music.