International Low Impact Development Conference Houston, Texas, & Barrett, M. (2015). International low impact development conference 2015: LID : it works in all climates and soils. American Society of Civil Engineers.
Lua i Stíl Chicago (17ú heag.)International Low Impact Development Conference Houston, Texas, agus Michael Barrett. International Low Impact Development Conference 2015: LID : It Works in All Climates and Soils. Reston, Virginia: American Society of Civil Engineers, 2015.
Lua MLA (9ú heag.)International Low Impact Development Conference Houston, Texas, agus Michael Barrett. International Low Impact Development Conference 2015: LID : It Works in All Climates and Soils. American Society of Civil Engineers, 2015.
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