Cita APA (7th ed.)

Smith, B. T. (1976). Matrix eigensystem routines: EISPACK guide. Springer-Verlag.

Cita Chicago (17th ed.)

Smith, Brian T. Matrix Eigensystem Routines: EISPACK Guide. New York: Springer-Verlag, 1976.

Cita MLA (9th ed.)

Smith, Brian T. Matrix Eigensystem Routines: EISPACK Guide. Springer-Verlag, 1976.