Counterpoint
Knud Jeppesen
Principles of Orchestration
Nikolai Rimsky-Korsakov
Guide to the Practical Study of Harmony
Pyotr Ilyich Tchaikovsky
The Rhythm Book
Peter Phillips
Choral Orchestration
Cecil Forsyth
Symphonies and Other Orchestral Works
Donald Francis Tovey
Treatise on Instrumentation
Hector Berlioz & Richard Strauss
Modulation
Max Reger
Orchestration
Cecil Forsyth
The Masterwork in Music: Volume II, 1926
Heinrich Schenker