Felix E. Guerrero
Curso de armonía: 

Basic theory, diatonism, secondary dominants, relative and parallel minor mode, melodic and harmonic minor mode, modal interchange and a lab analyzing songs, including the Beatles textbook.
Curso de armonía:

Basic theory, diatonism, secondary dominants, relative and parallel minor mode, melodic and harmonic minor mode, modal interchange and a lab analyzing songs, including the Beatles textbook.