APA (7th ed.) Citation

Bonnet, R. L., & Keen, D. (1997). Science fair projects: Energy. Goodwill Pub. House.

Chicago Style (17th ed.) Citation

Bonnet, Robert L., and Dan Keen. Science Fair Projects: Energy. New Delhi: Goodwill Pub. House, 1997.

MLA (9th ed.) Citation

Bonnet, Robert L., and Dan Keen. Science Fair Projects: Energy. Goodwill Pub. House, 1997.

Warning: These citations may not always be 100% accurate.