APA (7th ed.) Citation

Pettofrezzo, A. J. (1967). Introductory numerical analysis / by A.J. Pettofrezzo. Heath.

Chicago Style (17th ed.) Citation

Pettofrezzo, A. J. Introductory Numerical Analysis / by A.J. Pettofrezzo. Heath, 1967.

MLA (9th ed.) Citation

Pettofrezzo, A. J. Introductory Numerical Analysis / by A.J. Pettofrezzo. Heath, 1967.

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