Keefer, R. F. (2000). Handbook of soils for landscape architects. Oxford University.
Chicago Edition CitationKeefer, Robert F. Handbook of Soils for Landscape Architects. New York: Oxford University, 2000.
Cita MLAKeefer, Robert F. Handbook of Soils for Landscape Architects. Oxford University, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.