Lesotho : soils.
Great Britain.Directorate of Overseas Surveys.
Bawden, Michael George.Land resources of Lesotho.
Carroll, D. M.(Douglas Michael),1936-Land resources of Lesotho.
[Tolworth] : Directorate of Overseas Surveys,
1967.
"Base map derived from D.O.S. 621 Lesotho 1:250,000 First Edition."
"Field investigation, aerial photographic interpretation and compilation by D.M. Carroll."
"This map is one of three which accompany the report on the Land Resources of Lesotho by M.G. Bawden and D.M. Carroll of the Directorate of Overseas Surveys."