Cita APA (7th ed.)

Weeks, M. (2005). The BalleCore workout: Integrating Pilates, hatha yoga, and ballet in an innovative exercise routine for all fitness levels. Ballantine Books.

Cita Chicago (17th ed.)

Weeks, Molly. The BalleCore Workout: Integrating Pilates, Hatha Yoga, and Ballet in an Innovative Exercise Routine for All Fitness Levels. New York: Ballantine Books, 2005.

Cita MLA (9th ed.)

Weeks, Molly. The BalleCore Workout: Integrating Pilates, Hatha Yoga, and Ballet in an Innovative Exercise Routine for All Fitness Levels. Ballantine Books, 2005.