R.S. Means Company. (1996). Site work & landscape cost data. R.S. Means Co..
Cita Chicago Style (17a ed.)R.S. Means Company. Site Work & Landscape Cost Data. Kingston, MA: R.S. Means Co., 1996.
Cita MLA (8a ed.)R.S. Means Company. Site Work & Landscape Cost Data. R.S. Means Co., 1996.
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