Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Bruce J. L., Lindgren Waldemar, & Ransome F. L. (1905). Plan of principal underground workings at cripple creek, Colorado. U. S. Geological Survey.
Chicago Style (17th ed.) Zitazioa
Bruce J. L., Lindgren Waldemar, eta Ransome F. L. Plan of Principal Underground Workings at Cripple Creek, Colorado. U. S. Geological Survey, 1905.
MLA (9th ed.) Zitazioa
Bruce J. L., et al. Plan of Principal Underground Workings at Cripple Creek, Colorado. U. S. Geological Survey, 1905.
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