APA (7th ed.) Citation

Bonnet, B., & Keen, D. (1997). Science fair projects: Energy. Sterling Pub.

Chicago Style (17th ed.) Citation

Bonnet, Bob, and Dan Keen. Science Fair Projects: Energy. New York: Sterling Pub, 1997.

MLA (9th ed.) Citation

Bonnet, Bob, and Dan Keen. Science Fair Projects: Energy. Sterling Pub, 1997.