Joint Council for Landscape Industries (Great Britain) & British Association of Landscape Industries. (1987). Grounds maintenance: Model form of tender and contract documents. British Association of Landscape Industries.
Chicago-viite (17. p.)Joint Council for Landscape Industries (Great Britain) ja British Association of Landscape Industries. Grounds Maintenance: Model Form of Tender and Contract Documents. [London?]: British Association of Landscape Industries, 1987.
MLA-viite (8. p.)Joint Council for Landscape Industries (Great Britain) ja British Association of Landscape Industries. Grounds Maintenance: Model Form of Tender and Contract Documents. British Association of Landscape Industries, 1987.
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