American Osteopathic Association https://osteopathic.org
American Academy of Osteopathy https://academyofosteopathy.org
Osteopathic Medicine and Osteopathy https://janhendryx.com/about_osteopathy.htm
Eric Dolgin D.O., About Osteopathy https://osteohome.com
The Meridian Institute https://meridianinstitute.com
A.T. Still, Philosophy of Osteopathy, published by A.T. Still, Kirksville, MO, 1899
A.T. Still, Autobiography of Andrew T. Still with a History of
the Discovery and Development of the Science of Osteopathy, published by the author, Kirksville, MO, 1908
A.T. Still, Osteopathy, Research and Practice, published by the author, Kirksville, MO, 1910
A.T. Still, Philosophy and Mechanical Principles of Osteopathy, published by Hudson Kimberly Publishing Company, 1902