American Society of Landscape Architects. (1932). Colonial gardens; the landscape architecture of George Washington's time. United States George Washington Bicentennial Commission.
Dyfyniad Arddull ChicagoAmerican Society of Landscape Architects. Colonial Gardens; the Landscape Architecture of George Washington's Time. Washington, D.C: United States George Washington Bicentennial Commission, 1932.
Dyfyniad MLAAmerican Society of Landscape Architects. Colonial Gardens; the Landscape Architecture of George Washington's Time. United States George Washington Bicentennial Commission, 1932.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.