APA (7th ed.) Citation

Costa, B. (1981). Microcomputer in Colorado--It's Elementary!

Chicago Style (17th ed.) Citation

Costa, Betty. Microcomputer in Colorado--It's Elementary! 1981.

MLA (9th ed.) Citation

Costa, Betty. Microcomputer in Colorado--It's Elementary! 1981.

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