ebrary, Inc, Honaker, R. Q., & Forrest, W. R. (2003). Advances in gravity concentration. Society for Mining, Metallurgy, and Exploration.
Chicago-referens (17:e uppl.)ebrary, Inc, R. Q. Honaker, och W. R. Forrest. Advances in Gravity Concentration. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 2003.
MLA-referens (9:e uppl.)ebrary, Inc, et al. Advances in Gravity Concentration. Society for Mining, Metallurgy, and Exploration, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.