APA (7th ed.) Citation

Winkels, R. (1992). Explorations in intelligent tutoring and help. IOS Press.

Chicago Style (17th ed.) Citation

Winkels, Radboud. Explorations in Intelligent Tutoring and Help. Amsterdam ; Washington, DC: IOS Press, 1992.

MLA (9th ed.) Citation

Winkels, Radboud. Explorations in Intelligent Tutoring and Help. IOS Press, 1992.

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