(2004). Sustainable engineering practice: An introduction. Reston, VI.: American Society of Civil Engineers.
Παραπομπή Chicago StyleSustainable Engineering Practice: An Introduction. Reston, VI.: American Society of Civil Engineers, 2004.
Παραπομπή MLASustainable Engineering Practice: An Introduction. Reston, VI.: American Society of Civil Engineers, 2004.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.