Cita APA (7th ed.)

(1992). Compressive strength of dry soil crumbs / C.M. Woodruff.

Cita Chicago (17th ed.)

Compressive Strength of Dry Soil Crumbs / C.M. Woodruff. 1992.

Cita MLA (9th ed.)

Compressive Strength of Dry Soil Crumbs / C.M. Woodruff. 1992.

Atenció: Aquestes cites poden no estar 100% correctes.