APA (7e ed.) Bronvermelding
Lubove, R. (1969). Twentieth-century Pittsburgh: Government, business, and environmental change. Wiley.
Chicago (17e ed.) Bronvermelding
Lubove, Roy. Twentieth-century Pittsburgh: Government, Business, and Environmental Change. New York: Wiley, 1969.
MLA (9e ed.) Bronvermelding
Lubove, Roy. Twentieth-century Pittsburgh: Government, Business, and Environmental Change. Wiley, 1969.
Let op: Deze citaties zijn niet altijd 100% accuraat.