Geological Survey (U.S.) & ProQuest (Firm). (1910). [Geological Survey bulletin 422; Analysis of silicate and carbonate rocks]. [publisher not identified].
Chicago Style (17th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). [Geological Survey Bulletin 422; Analysis of Silicate and Carbonate Rocks]. Washington: [publisher not identified], 1910.
MLA (9th ed.) CitationGeological Survey (U.S.) and ProQuest (Firm). [Geological Survey Bulletin 422; Analysis of Silicate and Carbonate Rocks]. [publisher not identified], 1910.
Warning: These citations may not always be 100% accurate.