APA (7e ed.) Bronvermelding
ebrary, Inc. (1989). An International directory of building research organizations. National Academy Press.
Chicago (17e ed.) Bronvermelding
ebrary, Inc. An International Directory of Building Research Organizations. Washington, D.C.: National Academy Press, 1989.
MLA (9e ed.) Bronvermelding
ebrary, Inc. An International Directory of Building Research Organizations. National Academy Press, 1989.
Let op: Deze citaties zijn niet altijd 100% accuraat.