Heichelheim, F. M. (1950). The Earliest Musical Notations of Mankind and the Invention of Our Alphabet.
Chicago Style (17th ed.) CitationHeichelheim, F. M. The Earliest Musical Notations of Mankind and the Invention of Our Alphabet. 1950.
MLA (8th ed.) CitationHeichelheim, F. M. The Earliest Musical Notations of Mankind and the Invention of Our Alphabet. 1950.
Warning: These citations may not always be 100% accurate.