APA (7th ed.) Citation

Bonnet, R. L., & Keen, D. (1990). Computers: 49 science fair projects. Tab Books.

Chicago Style (17th ed.) Citation

Bonnet, Robert L., and Dan Keen. Computers: 49 Science Fair Projects. Blue Ridge Summit, PA: Tab Books, 1990.

MLA (9th ed.) Citation

Bonnet, Robert L., and Dan Keen. Computers: 49 Science Fair Projects. Tab Books, 1990.

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