Editore: Issue by Authority, Harare, 1991
Da: Bolerium Books Inc., San Francisco, CA, U.S.A.
[ix]+220p., 8.25x11.75 inches, color frontis, preface, introduction, area, methods of study, terminology, previous geological work, outline, references, appendices, illustrated with color plates, b&w maps, figures and tables, and two huge full-color 1: 100 000 scale geological maps folded into a pocket at rear (undamaged), very good in original wraps. Zimbabwe Geological Survey Bulletin No. 92.