York, D. (1976). Landscape and garden contracting: Methods, costing and estimating. London: The Architectural Press.
Παραπομπή Chicago StyleYork, David. Landscape and Garden Contracting: Methods, Costing and Estimating. London: The Architectural Press, 1976.
Παραπομπή MLAYork, David. Landscape and Garden Contracting: Methods, Costing and Estimating. London: The Architectural Press, 1976.
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