Cita APA (7a ed.)

Abassian, F., Haswell, D., & Knowles, N. (1987). Free Vibration Benchmarks. NAFEMS.

Cita Chicago Style (17a ed.)

Abassian, F., D.J Haswell, y N.C Knowles. Free Vibration Benchmarks. Glasgow: NAFEMS, 1987.

Cita MLA (9a ed.)

Abassian, F., et al. Free Vibration Benchmarks. NAFEMS, 1987.