Overseas reference book of the Union of South Africa, including South-west Africa, Basutoland, Bechuanaland protectorate and Swaziland. - Mockford, Julian, 1898-1950 (London, New York, Todd Pub. Co., 1945)
"Selected list of books": p. 489-491. "Trade and specialised reference books": p. 491.
Keywords: Industries -- South Africa; South Africa