APA সাইটেশন

Prestel, A. 1., & Delzell, C. N. (2001). Positive polynomials: From Hilbert's 17th problem to real algebra. Berlin ; New York: Springer.

শিকাগো স্টাইলে সাইটেশন

Prestel, A. 1941-, এবং Charles N. Delzell. Positive Polynomials: From Hilbert's 17th Problem to Real Algebra. Berlin ; New York: Springer, 2001.

এমএলএ সাইটেশন

Prestel, A. 1941-, এবং Charles N. Delzell. Positive Polynomials: From Hilbert's 17th Problem to Real Algebra. Berlin ; New York: Springer, 2001.