@base . a ; ; "20040609181900.0"^^ ; ; . a , ; "Portfolio of black business in South Africa" . a , , ; , , ; "Portfolio of black business in South Africa." ; ; ; "1026-4051" ; ; "1026-4051" ; ; "1026-4051" ; "Portfolio of black business in South Africa" , "Portfolio of black business in South Africa." ; . . a ; "1026-4051" ; . "South Africa" . a ; . a . a ; "1026-4051" ; .