APA (7th ed.) Citation

Boy, G. A. (1991). Intelligent assistant systems (rev. and exp. from the orig. French ed.). Acad. Pr.

Chicago Style (17th ed.) Citation

Boy, Guy André. Intelligent Assistant Systems. rev. and exp. from the orig. French ed. London u.a: Acad. Pr, 1991.

MLA (9th ed.) Citation

Boy, Guy André. Intelligent Assistant Systems. rev. and exp. from the orig. French ed. Acad. Pr, 1991.