APA (7th ed.) Zitazioa

American Society of Civil Engineers. Committee on Specifications. (2013). Preparation of construction specifications for civil projects. American Society of Civil Engineers.

Chicago Style (17th ed.) Zitazioa

American Society of Civil Engineers. Committee on Specifications. Preparation of Construction Specifications for Civil Projects. Reston, Virginia: American Society of Civil Engineers, 2013.

MLA (9th ed.) Zitazioa

American Society of Civil Engineers. Committee on Specifications. Preparation of Construction Specifications for Civil Projects. American Society of Civil Engineers, 2013.