APA-referens (7:e uppl.)

Balagurusamy, E. (1999). Numerical methods. McGraw-Hill.

Chicago-referens (17:e uppl.)

Balagurusamy, E. Numerical Methods. New Delhi: McGraw-Hill, 1999.

MLA-referens (9:e uppl.)

Balagurusamy, E. Numerical Methods. McGraw-Hill, 1999.