York, D. (1976). Landscape and garden contracting: Methods, costing, and estimating. Architectural Press.
Chicago-viite (17. p.)York, David. Landscape and Garden Contracting: Methods, Costing, and Estimating. London: Architectural Press, 1976.
MLA-viite (8. p.)York, David. Landscape and Garden Contracting: Methods, Costing, and Estimating. Architectural Press, 1976.
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