Kells, L. M., & Stotz, H. C. (1949). Analytic goemetry. Prentice-Hall.
Dyfyniad Arddull ChicagoKells, Lyman M., and Hermann C. Stotz. Analytic Goemetry. New York: Prentice-Hall, 1949.
Dyfyniad MLAKells, Lyman M., and Hermann C. Stotz. Analytic Goemetry. Prentice-Hall, 1949.
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