APA (7th ed.) Citation

Packard, M., & Leder, D. (1985). From head to toes: How your body works. Simon & Schuster.

Chicago Style (17th ed.) Citation

Packard, Mary, and Dora Leder. From Head to Toes: How Your Body Works. New York: Simon & Schuster, 1985.

MLA (9th ed.) Citation

Packard, Mary, and Dora Leder. From Head to Toes: How Your Body Works. Simon & Schuster, 1985.