Lua APA (7ú heag.)
Scheid, F. (1968). Numerical analysis: Theory and problems. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)
Scheid, Francis. Numerical Analysis: Theory and Problems. Nueva York, EUA: McGraw-Hill, 1968.
Lua MLA (9ú heag.)
Scheid, Francis. Numerical Analysis: Theory and Problems. McGraw-Hill, 1968.
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