Παραπομπή σε μορφή APA (7η εκδ.)

York, D. (1976). Landscape and garden contracting: Methods, costing and estimating. Architectural Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

York, David. Landscape and Garden Contracting: Methods, Costing and Estimating. London: Architectural Press, 1976.

Παραπομπή σε μορφή MLA (9th εκδ.)

York, David. Landscape and Garden Contracting: Methods, Costing and Estimating. Architectural Press, 1976.