APA (7th ed.) Citation

ZAMZOW, D. R., & FEIGEL, W. P. (1982). Foot care book. Runner's World Books.

Chicago Style (17th ed.) Citation

ZAMZOW, Dennis R., and William P. FEIGEL. Foot Care Book. Mountain View: Runner's World Books, 1982.

MLA (9th ed.) Citation

ZAMZOW, Dennis R., and William P. FEIGEL. Foot Care Book. Runner's World Books, 1982.