(1881). T. 9 (1880-1881); Bulletin de la Societe Geologique de France. 1881.
Chicago Style (17th ed.) CitationT. 9 (1880-1881); Bulletin De La Societe Geologique De France. 1881, 1881.
MLA (9th ed.) CitationT. 9 (1880-1881); Bulletin De La Societe Geologique De France. 1881, 1881.
Warning: These citations may not always be 100% accurate.