ebrary, Inc. (1989). An International directory of building research organizations. National Academy Press.
Chicago Style (17th ed.) Citationebrary, Inc. An International Directory of Building Research Organizations. Washington, D.C.: National Academy Press, 1989.
ציטוט MLAebrary, Inc. An International Directory of Building Research Organizations. National Academy Press, 1989.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.