Complete Method for Rhythmical Articulation (Pasquale Bona)

A Dozen A Day: Counting Rhythm (incl. Online Audio)

Do-It-Yourself Ear Training: The Best Step-by-Step Guide to Start Learning (incl. Online Audio)

Dansk musikteori og dens ophav Bind I-II (Svend Hvidtfelt Nielsen)

Polyrhythms - The Hildebrand Method (David Hildebrandt)