Federal Writer's Project. (1985). Eureka 1887-1937 (2. Auflage.). Eureka's Golden Julilee Organization.
Chicago Style (17. basım) AtıfFederal Writer's Project. Eureka 1887-1937. 2. Auflage. Eureka, South Dakota: Eureka's Golden Julilee Organization, 1985.
MLA (8th ed.) AtıfFederal Writer's Project. Eureka 1887-1937. 2. Auflage. Eureka's Golden Julilee Organization, 1985.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..