- Encyclopedia of Natural Pet Care by CJ Puotinen
- Why is Cancer Killing Our Pets? By Deborah Straw
- Keeping Your Dog Healthy the Natural Way by Pat Lazarus
- Herbal Medicine, Healing & Cancer" by Donald Yance
- Comprehensive Cancer Care by James S. Gordon, M.D. and Sharon Curtin
- Natural Remedies for Dogs and Cats by CJ Puotinen
- The Nature of Animal Healing: The Definitive Holistic Medicine Guide to Caring for Your Dog and Cat by Martin Goldstein D.V.M.
- Dr. Pitcairn's Complete Guide to Natural Health For Dogs & Cats by Richard H. Pitcairn, D.V.M., Ph.D. & Susan Hubble Pitcairn
- Pets, Living With Cancer by Robin Downing, D.V.M.