APA (7th ed.) Citation

Gerstenfeld, S. L. (1989). The cat care book: All you need to know to keep your cat healthy and happy (Rev. and updated.). Addison-Wesley.

Chicago Style (17th ed.) Citation

Gerstenfeld, Sheldon L. The Cat Care Book: All You Need to Know to Keep Your Cat Healthy and Happy. Rev. and updated. Reading, Mass.: Addison-Wesley, 1989.

MLA (9th ed.) Citation

Gerstenfeld, Sheldon L. The Cat Care Book: All You Need to Know to Keep Your Cat Healthy and Happy. Rev. and updated. Addison-Wesley, 1989.