Παραπομπή σε μορφή APA (7η εκδ.)

Butterfield, C. W. (1884). History of Crawford and Richland counties. History of Wisconsin. Union Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Butterfield, Consul Willshire. History of Crawford and Richland Counties. History of Wisconsin. Springfield, Ill.: Union Publishing, 1884.

Παραπομπή σε μορφή MLA (8th εκδ.)

Butterfield, Consul Willshire. History of Crawford and Richland Counties. History of Wisconsin. Union Publishing, 1884.