Knebusch, M., & Scharlau, W. (1980). Algebraic theory of quadratic forms: Generic methods and Pfister forms. Birkhauser.
Cita Chicago (17th ed.)Knebusch, Manfred, i Winfried Scharlau. Algebraic Theory of Quadratic Forms: Generic Methods and Pfister Forms. Boston: Birkhauser, 1980.
Cita MLA (9th ed.)Knebusch, Manfred, i Winfried Scharlau. Algebraic Theory of Quadratic Forms: Generic Methods and Pfister Forms. Birkhauser, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.