APA (7th ed.) Citation

Boerger, E., Grädel, E., & Gurevich, Y. (1997). The classical decision problem. Springer.

Chicago Style (17th ed.) Citation

Boerger, Egon, Erich Grädel, and Yuri Gurevich. The Classical Decision Problem. New York: Springer, 1997.

MLA (8th ed.) Citation

Boerger, Egon, et al. The Classical Decision Problem. Springer, 1997.