Autor: Michael Volkmar

David Kirschen & William Smith: Mobility Workout Handbook

Michael Volkmar: Tabata Workout Handbook, Volume 2

Michael Volkmar: Dumbbell Workout Handbook: Weight Loss

Michael Volkmar: Dumbbell Workout Handbook: Strength and Power

Michael Volkmar: High School Athlete: Football

Michael Volkmar: Strong Legs

Michael Volkmar: Gymnastic Rings Workout Handbook

Michael Volkmar: High School Athlete: Basketball

Michael Volkmar: High School Athlete: Baseball