Teoría de la Música by A. Danhauser is a comprehensive Spanish-language guide covering the fundamentals of written music, scales and intervals, tonality, meter, musical performance principles, ornaments, and abbreviations. Published by G. Schirmer and distributed by Hal Leonard, this 128-page softcover edition is suitable for multi-instrumentalists, pianists, vocalists, students, and teachers seeking a clear and structured foundation in music theory.