Cita APA (7th ed.)
Richards, T. (1977). Energy Methods in stress analysis: With an introd. to finite element techniques. Wiley.
Cita Chicago (17th ed.)
Richards, T.H. Energy Methods in Stress Analysis: With an Introd. to Finite Element Techniques. New York: Wiley, 1977.
Cita MLA (9th ed.)
Richards, T.H. Energy Methods in Stress Analysis: With an Introd. to Finite Element Techniques. Wiley, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.