McCall, A. G. (1909). The physical properties of soils: A laboratory guide. Orange Judd Company.
Cita Chicago (17th ed.)McCall, Arthur G. The Physical Properties of Soils: A Laboratory Guide. New York: Orange Judd Company, 1909.
Cita MLA (8th ed.)McCall, Arthur G. The Physical Properties of Soils: A Laboratory Guide. Orange Judd Company, 1909.
Atenció: Aquestes cites poden no estar 100% correctes.