Wood, L. W. (1960). Strength and related properties of wood poles: Final report. American Society for Testing Materials.
Cita Chicago (17th ed.)Wood, Lyman Wentsch. Strength and Related Properties of Wood Poles: Final Report. Philadelphia, Pa.: American Society for Testing Materials, 1960.
Cita MLA (8th ed.)Wood, Lyman Wentsch. Strength and Related Properties of Wood Poles: Final Report. American Society for Testing Materials, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.