APA (7th ed.) Citation

Twaddle, D. R. (1979). School Media Services and Automation.

Chicago Style (17th ed.) Citation

Twaddle, Dan R. School Media Services and Automation. 1979.

MLA (9th ed.) Citation

Twaddle, Dan R. School Media Services and Automation. 1979.

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