Wilson, M.G.C. The mineral resources of South Africa - 6a ed. - Pretoria Council for Geoscience 1998 - 740 p. ilus., maps., tbls. - Sudáfrica. Council for Geoscience. Handbook n.16 . Subjects--Topical Terms: MINERIARECURSOS MINERALESRESERVAS MINERALES Subjects--Geographic Terms: SUDAFRICA Universal Decimal Class. No.: 553.042(68)/W58