APA (7th ed.) Citation

Gould, C. G., & Gould, J. L. (1989). Life at the edge: Readings from Scientific American. Freeman.

Chicago Style (17th ed.) Citation

Gould, Carol Grant, and James L. Gould. Life at the Edge: Readings from Scientific American. New York: Freeman, 1989.

MLA (9th ed.) Citation

Gould, Carol Grant, and James L. Gould. Life at the Edge: Readings from Scientific American. Freeman, 1989.