Billings Geological Society. Field Conference & Sonnenberg, F. P. (1952). Guidebook, Third Annual Field Conference: Black Hills-Williston Basin. The Society.
Chicago Style (17th ed.) CitationBillings Geological Society. Field Conference and Frank P. Sonnenberg. Guidebook, Third Annual Field Conference: Black Hills-Williston Basin. [Billings, Mont.: The Society, 1952.
MLA (8th ed.) CitationBillings Geological Society. Field Conference and Frank P. Sonnenberg. Guidebook, Third Annual Field Conference: Black Hills-Williston Basin. The Society, 1952.
Warning: These citations may not always be 100% accurate.