APA (7th ed.) Citation

Bundy, A., Giunchiglia, F., & Walsh, T. (1990). Building abstractions.

Chicago Style (17th ed.) Citation

Bundy, Alan, Fausto Giunchiglia, and Toby Walsh. Building Abstractions. Edinburgh, 1990.

MLA (9th ed.) Citation

Bundy, Alan, et al. Building Abstractions. 1990.