Cita APA (7a ed.)

WILLEMS, N., & LUCAS, W. M. (1968). Matrix analysis for structural engineers. Prentice-Hall International.

Cita Chicago Style (17a ed.)

WILLEMS, Nicholas, y William M. LUCAS. Matrix Analysis for Structural Engineers. London: Prentice-Hall International, 1968.

Cita MLA (9a ed.)

WILLEMS, Nicholas, y William M. LUCAS. Matrix Analysis for Structural Engineers. Prentice-Hall International, 1968.