著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL South Africa. Dept. of Statistics,"Industry groups : production of crude oil and oilseed cake and meal, refining of marine animal oils, whaling ; soap and candles ; paints, varnishes, lacquers and distempers = Nywerheidsgroepe : vervaardiging van ru-olie en oliesaadkoek en -meel, raffineer van seedierolies, walvisvangs ; seep en kerse ; verfstowwe, vernis, lakvernis en muurkalk",,[Bureau of Statistics],1965,"Nywerheidsensusse, 1950-51 tot 1960-61 = Industrial censuses, 1950-51 to 1960-61",,,,https://cir.nii.ac.jp/crid/1130000797751431296