APA (7th ed.) Citation

Trottenberg, U., Oosterlee, C. W., & Schüller, A. (2001). Multigrid. Academic.

Chicago Style (17th ed.) Citation

Trottenberg, U., C. W. Oosterlee, and Anton Schüller. Multigrid. San Diego, Calif. ; London: Academic, 2001.

MLA (9th ed.) Citation

Trottenberg, U., et al. Multigrid. Academic, 2001.