Tohutoro APA (7th ed.)

Brumfiel, G. W. (1979). Partially ordered rings and semi-algebraic geometry. Cambridge University.

Tohutoru Kātū Chicago (17th ed.)

Brumfiel, Gregory W. Partially Ordered Rings and Semi-algebraic Geometry. Cambridge: Cambridge University, 1979.

Tohutoro MLA (9th ed.)

Brumfiel, Gregory W. Partially Ordered Rings and Semi-algebraic Geometry. Cambridge University, 1979.