APA (7th ed.) Citation

Stiefel, E. L. (1963). An introduction to numerical mathematics / by E.L. Stiefel. Academic.

Chicago Style (17th ed.) Citation

Stiefel, E. L. An Introduction to Numerical Mathematics / by E.L. Stiefel. Academic, 1963.

MLA (9th ed.) Citation

Stiefel, E. L. An Introduction to Numerical Mathematics / by E.L. Stiefel. Academic, 1963.

Warning: These citations may not always be 100% accurate.